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28 (number)

Index 28 (number)

28 (twenty-eight) is the natural number following 27 and preceding 29. [1]

102 relations: Alphabet, Antigua and Barbuda, Apparent magnitude, Arabic alphabet, Astrology, Atomic mass, Atomic number, Australian ringneck, Battle of Moscow, Birkat Hachama, Blood & Honour, Centered nonagonal number, Chinese constellations, Community of Madrid, Composite number, Constellation, Convex uniform honeycomb, Danish orthography, Diffeomorphism, Divisor, Dominoes, Elliptical galaxy, Esperanto orthography, Euler's totient function, Eure-et-Loir, February, Fibonacci, François Pérusse, Frédéric Chopin, Gematria, Genesis creation narrative, Georgia (country), Globular cluster, Gregorian calendar, Happy number, Harmonic divisor number, Hexagonal number, India, Intermodal container, International Union of Railways, ISO 3166-1, ISO 6346, Kadiri, Kayles, Keith number, Leap year, List of country calling codes, List of highways numbered 28, List of UIC country codes, Lockheed C-5 Galaxy, ..., Magic number (physics), Magic square, Menstrual cycle, Mersenne prime, Messier 28, Messier object, Mevlevi Order, Month, Mythical number, Natural number, New General Catalogue, NGC 28, Nickel, Nippon Professional Baseball, Padovan sequence, Panfilov's Twenty-Eight Guardsmen, Parrot, Perfect number, Phoenix (constellation), Postal code, Preludes (Chopin), Prime number, Prime Pages, Q, Quebec, Running gag, Sagittarius (constellation), Sama (Sufism), Saturn, Silicon, Solar cycle (calendar), South Australia, Spain, Sprague–Grundy theorem, Størmer number, Sun, Swedish alphabet, Triangular number, Trilogy (The Weeknd album), Twenty-eight (card game), Western Australia, Wheel of Fortune (U.S. game show), Zodiac, 1, 14 (number), 2, 27 (number), 29 (number), 4, 496 (number), 6, 7. Expand index (52 more) »

Alphabet

An alphabet is a standard set of letters (basic written symbols or graphemes) that is used to write one or more languages based upon the general principle that the letters represent phonemes (basic significant sounds) of the spoken language.

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Antigua and Barbuda

Antigua and Barbuda is a sovereign state in the West Indies in the Americas, lying between the Caribbean Sea and the Atlantic Ocean.

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Apparent magnitude

The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.

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Arabic alphabet

The Arabic alphabet (الأَبْجَدِيَّة العَرَبِيَّة, or الحُرُوف العَرَبِيَّة) or Arabic abjad is the Arabic script as it is codified for writing Arabic.

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Astrology

Astrology is the study of the movements and relative positions of celestial objects as a means for divining information about human affairs and terrestrial events.

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Atomic mass

The atomic mass (ma) is the mass of an atom.

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Atomic number

The atomic number or proton number (symbol Z) of a chemical element is the number of protons found in the nucleus of an atom.

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Australian ringneck

The Australian ringneck (Barnardius zonarius) is a parrot native to Australia.

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Battle of Moscow

The Battle of Moscow (translit) was a military campaign that consisted of two periods of strategically significant fighting on a sector of the Eastern Front during World War II.

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Birkat Hachama

Birkat Hachama (ברכת החמה, "Blessing of the Sun") refers to a rare Jewish blessing that is recited to the Creator, thanking Him for creating the sun.

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Blood & Honour

Blood & Honour is a neo-Nazi music promotion network and political group founded in the United Kingdom in 1987.

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Centered nonagonal number

A centered nonagonal number is a centered figurate number that represents a nonagon with a dot in the center and all other dots surrounding the center dot in successive nonagonal layers.

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Chinese constellations

Traditional Chinese astronomy has a system of dividing the celestial sphere into asterisms or constellations, known as "officials" (Chinese xīng guān).

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Community of Madrid

The Community of Madrid (Comunidad de Madrid) is one of the seventeen autonomous communities of Spain.

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Composite number

A composite number is a positive integer that can be formed by multiplying together two smaller positive integers.

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Constellation

A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures, or manufactured devices.

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Convex uniform honeycomb

In geometry, a convex uniform honeycomb is a uniform tessellation which fills three-dimensional Euclidean space with non-overlapping convex uniform polyhedral cells.

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Danish orthography

Danish orthography is the system used to write the Danish language.

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Diffeomorphism

In mathematics, a diffeomorphism is an isomorphism of smooth manifolds.

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Divisor

In mathematics, a divisor of an integer n, also called a factor of n, is an integer m that may be multiplied by some integer to produce n. In this case, one also says that n is a multiple of m. An integer n is divisible by another integer m if m is a divisor of n; this implies dividing n by m leaves no remainder.

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Dominoes

Dominoes is a family of tile-based games played with rectangular "domino" tiles.

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Elliptical galaxy

An elliptical galaxy is a type of galaxy having an approximately ellipsoidal shape and a smooth, nearly featureless image.

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Esperanto orthography

Esperanto is written in a Latin-script alphabet of twenty-eight letters, with upper and lower case.

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Euler's totient function

In number theory, Euler's totient function counts the positive integers up to a given integer that are relatively prime to.

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Eure-et-Loir

Eure-et-Loir is a French department, named after the Eure and Loir rivers.

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February

February is the second and shortest month of the year in the Julian and Gregorian calendar with 28 days in common years and 29 days in leap years, with the quadrennial 29th day being called the leap day.

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Fibonacci

Fibonacci (c. 1175 – c. 1250) was an Italian mathematician from the Republic of Pisa, considered to be "the most talented Western mathematician of the Middle Ages".

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François Pérusse

François Pérusse (born October 8, 1960, in Quebec City, Quebec, Canada) is a Québécois comedian and musician famous for his radio sketches featuring puns and absurd humour.

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Frédéric Chopin

Frédéric François Chopin (1 March 181017 October 1849) was a Polish composer and virtuoso pianist of the Romantic era who wrote primarily for solo piano.

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Gematria

Gematria (גמטריא, plural or, gematriot) originated as an Assyro-Babylonian-Greek system of alphanumeric code or cipher later adopted into Jewish culture that assigns numerical value to a word, name, or phrase in the belief that words or phrases with identical numerical values bear some relation to each other or bear some relation to the number itself as it may apply to Nature, a person's age, the calendar year, or the like.

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Genesis creation narrative

The Genesis creation narrative is the creation myth of both Judaism and Christianity.

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Georgia (country)

Georgia (tr) is a country in the Caucasus region of Eurasia.

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Globular cluster

A globular cluster is a spherical collection of stars that orbits a galactic core as a satellite.

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Gregorian calendar

The Gregorian calendar is the most widely used civil calendar in the world.

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Happy number

A happy number is defined by the following process: Starting with any positive integer, replace the number by the sum of the squares of its digits in base-ten, and repeat the process until the number either equals 1 (where it will stay), or it loops endlessly in a cycle that does not include 1.

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Harmonic divisor number

In mathematics, a harmonic divisor number, or Ore number (named after Øystein Ore who defined it in 1948), is a positive integer whose divisors have a harmonic mean that is an integer.

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Hexagonal number

A hexagonal number is a figurate number.

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India

India (IAST), also called the Republic of India (IAST), is a country in South Asia.

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Intermodal container

An intermodal container is a large standardized shipping container, designed and built for intermodal freight transport, meaning these containers can be used across different modes of transport – from ship to rail to truck – without unloading and reloading their cargo.

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International Union of Railways

The UIC (Union Internationale des Chemins de fer) or International Union of Railways is an international rail transport industry body.

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ISO 3166-1

ISO 3166-1 is part of the ISO 3166 standard published by the International Organization for Standardization (ISO), and defines codes for the names of countries, dependent territories, and special areas of geographical interest.

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ISO 6346

ISO 6346 is an international standard covering the coding, identification and marking of intermodal (shipping) containers used within containerized intermodal freight transport.

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Kadiri

Kadiri is a town in the Anantapur district of the Indian state of Andhra Pradesh.

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Kayles

In combinatorial game theory, Kayles is a simple impartial game.

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Keith number

In recreational mathematics, a Keith number or repfigit number (short for repetitive Fibonacci-like digit) is a number in the following integer sequence: Keith numbers were introduced by Mike Keith in 1987.

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Leap year

A leap year (also known as an intercalary year or bissextile year) is a calendar year containing one additional day (or, in the case of lunisolar calendars, a month) added to keep the calendar year synchronized with the astronomical or seasonal year.

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List of country calling codes

Country calling codes or country dial in codes are telephone dialing prefixes for the member countries or regions of the International Telecommunication Union (ITU).

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List of highways numbered 28

Route 28, or Highway 28, can refer to.

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List of UIC country codes

The UIC Country Code is a two digit-number identifying countries in which members of the International Union of Railways (UIC) are active.

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Lockheed C-5 Galaxy

The Lockheed C-5 Galaxy is a large military transport aircraft originally designed and built by Lockheed, and now maintained and upgraded by its successor, Lockheed Martin.

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Magic number (physics)

In nuclear physics, a magic number is a number of nucleons (either protons or neutrons, separately) such that they are arranged into complete shells within the atomic nucleus.

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Magic square

In recreational mathematics and combinatorial design, a magic square is a n\times n square grid (where is the number of cells on each side) filled with distinct positive integers in the range 1,2,...,n^2 such that each cell contains a different integer and the sum of the integers in each row, column and diagonal is equal.

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Menstrual cycle

The menstrual cycle is the regular natural change that occurs in the female reproductive system (specifically the uterus and ovaries) that makes pregnancy possible.

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Mersenne prime

In mathematics, a Mersenne prime is a prime number that is one less than a power of two.

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Messier 28

Messier 28 (also known as M28 or NGC 6626) is a globular cluster in the constellation Sagittarius.

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Messier object

The Messier objects are a set of 110 astronomical objects, of which 103 were included in lists published by French astronomer Charles Messier in 1771 and 1781.

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Mevlevi Order

The Mawlaw'īyya / Mevlevi Order (Mevlevilik or Mevleviyye طریقت مولویه) is a Sufi order in Konya (modern day Turkey) (capital of the Anatolian Seljuk Sultanate) founded by the followers of Jalal ad-Din Muhammad Balkhi-Rumi, a 13th-century Persian poet, Islamic theologian and Sufi mystic.

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Month

A month is a unit of time, used with calendars, which is approximately as long as a natural period related to the motion of the Moon; month and Moon are cognates.

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Mythical number

Not to be confused with an imaginary number.

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Natural number

In mathematics, the natural numbers are those used for counting (as in "there are six coins on the table") and ordering (as in "this is the third largest city in the country").

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New General Catalogue

The New General Catalogue of Nebulae and Clusters of Stars (abbreviated as NGC) is a catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888.

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NGC 28

NGC 28 is an elliptical galaxy located in the Phoenix constellation.

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Nickel

Nickel is a chemical element with symbol Ni and atomic number 28.

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Nippon Professional Baseball

or NPB is the highest level of baseball in Japan.

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Padovan sequence

The Padovan sequence is the sequence of integers P(n) defined by the initial values and the recurrence relation The first few values of P(n) are The Padovan sequence is named after Richard Padovan who attributed its discovery to Dutch architect Hans van der Laan in his 1994 essay Dom.

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Panfilov's Twenty-Eight Guardsmen

Not to be confused with the Panfilovtsy in general. The Panfilov Division's Twenty-Eight Guardsmen (Двадцать восемь гвардейцев дивизии Панфилова), commonly referred to simply as Panfilov's Men (Панфиловцы, Panfilovtsy), were a group of soldiers from the Red Army's 316th Rifle Division who took part in the defense of Moscow during World War II.

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Parrot

Parrots, also known as psittacines, are birds of the roughly 393 species in 92 genera that make up the order Psittaciformes, found in most tropical and subtropical regions.

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Perfect number

In number theory, a perfect number is a positive integer that is equal to the sum of its proper positive divisors, that is, the sum of its positive divisors excluding the number itself (also known as its aliquot sum).

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Phoenix (constellation)

Phoenix is a minor constellation in the southern sky.

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Postal code

A postal code (also known locally in various English-speaking countries throughout the world as a postcode, post code, Eircode, PIN Code or ZIP Code) is a series of letters or digits or both, sometimes including spaces or punctuation, included in a postal address for the purpose of sorting mail.

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Preludes (Chopin)

Frédéric Chopin wrote a number of preludes for piano solo.

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Prime number

A prime number (or a prime) is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers.

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Prime Pages

The Prime Pages is a website about prime numbers maintained by Chris Caldwell at the University of Tennessee at Martin.

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Q

Q (named cue) is the 17th letter of the modern English alphabet and the ISO basic Latin alphabet.

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Quebec

Quebec (Québec)According to the Canadian government, Québec (with the acute accent) is the official name in French and Quebec (without the accent) is the province's official name in English; the name is.

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Running gag

A running gag, or running joke, is a literary device that takes the form of an amusing joke or a comical reference and appears repeatedly throughout a work of literature or other form of storytelling.

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Sagittarius (constellation)

Sagittarius is one of the constellations of the zodiac.

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Sama (Sufism)

Sama (Sema, Persian, Urdu and سَمَاع - samā‘un) is a Sufi ceremony performed as dhikr.

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Saturn

Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.

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Silicon

Silicon is a chemical element with symbol Si and atomic number 14.

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Solar cycle (calendar)

The solar cycle is a 28-year cycle of the Julian calendar with respect to the week.

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South Australia

South Australia (abbreviated as SA) is a state in the southern central part of Australia.

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Spain

Spain (España), officially the Kingdom of Spain (Reino de España), is a sovereign state mostly located on the Iberian Peninsula in Europe.

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Sprague–Grundy theorem

In combinatorial game theory, the Sprague–Grundy theorem states that every impartial game under the normal play convention is equivalent to a nimber.

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Størmer number

In mathematics, a Størmer number or arc-cotangent irreducible number, named after Carl Størmer, is a positive integer n for which the greatest prime factor of n2 + 1 is greater than or equal to 2n.

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Sun

The Sun is the star at the center of the Solar System.

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Swedish alphabet

The Swedish alphabet is the writing system used for the Swedish language.

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Triangular number

A triangular number or triangle number counts objects arranged in an equilateral triangle, as in the diagram on the right.

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Trilogy (The Weeknd album)

Trilogy is a compilation album by Canadian singer The Weeknd.

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Twenty-eight (card game)

Twenty-eight, also called "twenty nine" in some places is an Indian trick-taking card game for four players, in which the Jack and the nine are the highest cards in every suit, followed by ace and ten.

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Western Australia

Western Australia (abbreviated as WA) is a state occupying the entire western third of Australia.

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Wheel of Fortune (U.S. game show)

Wheel of Fortune (often known simply as Wheel) is an American television game show created by Merv Griffin.

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Zodiac

The zodiac is an area of the sky that extends approximately 8° north or south (as measured in celestial latitude) of the ecliptic, the apparent path of the Sun across the celestial sphere over the course of the year.

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1

1 (one, also called unit, unity, and (multiplicative) identity) is a number, numeral, and glyph.

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14 (number)

14 (fourteen) is a natural number following 13 and succeeded by 15.

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2

2 (two) is a number, numeral, and glyph.

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27 (number)

27 (twenty-seven) is the natural number following 26 and preceding 28.

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29 (number)

29 (twenty-nine) is the natural number following 28 and preceding 30.

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4

4 (four) is a number, numeral, and glyph.

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496 (number)

496 (four hundred ninety-six) is the natural number following 495 and preceding 497.

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6

6 (six) is the natural number following 5 and preceding 7.

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7

7 (seven) is the natural number following 6 and preceding 8.

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Redirects here:

28th, Number 28, Twenty-eight, XXVIII, .

References

[1] https://en.wikipedia.org/wiki/28_(number)

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