XLVIII Legislature Del Congreso Of The Mexican Congress
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48 (forty-eight) is the natural number following 47 and preceding 49. It is one third of a gross, or four dozens.


In mathematics

Forty-eight is the
double factorial In mathematics, the double factorial or semifactorial of a number , denoted by , is the product of all the integers from 1 up to that have the same parity (odd or even) as . That is, :n!! = \prod_^ (n-2k) = n (n-2) (n-4) \cdots. For even , the ...
of 6, a
highly composite number __FORCETOC__ A highly composite number is a positive integer with more divisors than any smaller positive integer has. The related concept of largely composite number refers to a positive integer which has at least as many divisors as any smaller ...
. Like all other multiples of 6, it is a semiperfect number. 48 is the second 17- gonal number. 48 is the smallest number with exactly ten divisors. There are 11 solutions to the equation φ(''x'') = 48, namely 65, 104, 105, 112, 130, 140, 144, 156, 168, 180 and 210. This is more than any integer below 48, making 48 a
highly totient number A highly totient number k is an integer that has more solutions to the equation \phi(x) = k, where \phi is Euler's totient function, than any integer below it. The first few highly totient numbers are 1, 2, 4, 8, 12, 24, 48, 72, 144, 240, ...
. Since the greatest prime factor of 482 + 1 = 2305 is 461, which is clearly more than twice 48, 48 is a Størmer number. 48 is a
Harshad number In mathematics, a harshad number (or Niven number) in a given number base is an integer that is divisible by the sum of its digits when written in that base. Harshad numbers in base are also known as -harshad (or -Niven) numbers. Harshad numbers ...
in base 10. It has 24, 2, 12, and 4 as factors.


In science

*The atomic number of cadmium. *The number of Ptolemaic
constellation A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object. The origins of the e ...
s. *The number of symmetries of a
cube In geometry, a cube is a three-dimensional solid object bounded by six square faces, facets or sides, with three meeting at each vertex. Viewed from a corner it is a hexagon and its net is usually depicted as a cross. The cube is the only r ...
.


Astronomy

* Messier object M48, a magnitude 5.5 open cluster in the
constellation A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object. The origins of the e ...
Hydra Hydra generally refers to: * Lernaean Hydra, a many-headed serpent in Greek mythology * ''Hydra'' (genus), a genus of simple freshwater animals belonging to the phylum Cnidaria Hydra or The Hydra may also refer to: Astronomy * Hydra (constel ...
. *The
New General Catalogue The ''New General Catalogue of Nebulae and Clusters of Stars'' (abbreviated NGC) is an astronomical catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888. The NGC contains 7,840 objects, including galaxies, star clusters and ...
br>object
NGC 48, a barred spiral galaxy in the constellation Andromeda.


In religion

*The prophecies of 48 Jewish prophets and 7 prophetesses were recorded in the Tanakh for posterity. *According to the Mishnah, Torah wisdom is acquired via 48 ways ( Pirkei Avoth 6:6). *In Buddhism, Amitabha Buddha had made 48 great vows and promises to provide ultimate salvation to countless beings through countless eons, with benefits said to be available merely by thinking about his name with Nianfo practice. He is thus hailed as "King of Buddhas" through such skillful compassion and became a popular and formal refuge figure in
Pureland Buddhism Pure Land Buddhism (; ja, 浄土仏教, translit=Jōdo bukkyō; , also referred to as Amidism in English,) is a broad branch of Mahayana Buddhism focused on achieving rebirth in a Buddha's Buddha-field or Pure Land. It is one of the most widel ...
.


In music

* Johann Sebastian Bach's '' Well-Tempered Clavier'' is informally known as because it consists of a prelude and a fugue in each major and minor key, for a total of forty-eight pieces. * "48" is a song by Sunny Day Real Estate. * "48" is a song by Tyler, The Creator. * "Forty eight" is a song by Truckfighters on their 2007 album, ''Phi.'' * "48 Hour Parole" is a song by the Hollies. * "
48 Crash "48 Crash" is Suzi Quatro's third solo single and was released after " Can the Can". It was included on her debut album ''Suzi Quatro'' (known as ''Can the Can'' in Australia). It later appeared as a track on her 1995 album ''What Goes Around''. ...
" is a song by Suzi Quatro. * Familiar 48 is an alternative pop/rock band formerly known as Bonehead. * On Tool's album ''Ænima'', there is a song named " Forty-Six & 2"; the sum of which is 48. * AKB48 Group is a Japanese female idol group.


In sports

*48 is the total number of minutes in a full
NBA The National Basketball Association (NBA) is a professional basketball league in North America. The league is composed of 30 teams (29 in the United States and 1 in Canada) and is one of the major professional sports leagues in the United St ...
game.


In other fields

Forty-eight may also refer to: * the code for international direct dial phone calls to Poland. * the model number of the HP-48 S/SX/G/GX/G+/GII. * the
48 Hour Film Project The 48 Hour Film Project is an annual film competition in which teams of filmmakers are assigned a genre, a character, a prop, and a line of dialogue, and have 48 hours to create a short film containing those elements. The competition has been ac ...
. * '' The First 48'', an American crime program, 2004-present. * '' 48 Hours'' is a television news program on CBS. * ''
48 Hrs. ''48 Hrs.'' (pronounced 'forty-eight hours') is a 1982 American buddy cop action-comedy film directed by Walter Hill, who co-wrote the film with Larry Gross, Steven E. de Souza and Roger Spottiswoode. It stars Nick Nolte and Eddie Murphy, the ...
'', a 1982 film starring Nick Nolte and
Eddie Murphy Edward Regan Murphy (born April 3, 1961) is an American actor, comedian, writer, producer, and singer. He rose to fame on the sketch comedy show ''Saturday Night Live'', for which he was a regular cast member from 1980 to 1984. Murphy has als ...
, followed by '' Another 48 Hrs.'' * Arizona is the 48th state in the United States. * The 48 United States (excluding Alaska and Hawaii) are also referred to as the "Lower 48" or the "48 contiguous states". * ''
'48 48 may refer to: * 48 (number) * one of the years 48 BC, AD 48, 1948, 2048 * ''48'' (novel) * 48'' (magazine) * "48", a song by Tyler, the Creator from the album '' Wolf'' * 48, a phone network brand of Three Ireland Three Ireland, offic ...
'' is an alternate history novel by James Herbert. * '' The 48 Laws of Power'' is a book by Robert Greene. * The number 48 in ASCII is what you add to any single digit integer to convert to its ASCII value. * MAC address uses 48- bit (6- byte). * The number of the French department Lozère. * a model of Harley-Davidson in the Sportster line. * In Chinese
numerology Numerology (also known as arithmancy) is the belief in an occult, divine or mystical relationship between a number and one or more coinciding events. It is also the study of the numerical value, via an alphanumeric system, of the letters in ...
, 48 is an auspicious number meaning 'determined to prosper', or simply 'prosperity'; which is good for business. * 48 is the number of mountain peaks in New Hampshire over 4000 feet above sea level, as defined by the Appalachian Mountain Club. * '48 is a slang term in Palestinian Arabic for parts of Israel or
Palestine __NOTOC__ Palestine may refer to: * State of Palestine, a state in Western Asia * Palestine (region), a geographic region in Western Asia * Palestinian territories, territories occupied by Israel since 1967, namely the West Bank (including East ...
not under the control of the State of Palestine. Arab people from those parts are colloquially known as 48 Arabs (Arabic: فلسطينيو 48، عرب 48, Filastiniyyū Thamaniya Wa-Arba'in, Arab Thamaniya Wa-Arba'in).


See also

* List of highways numbered 48


References

{{Integers, zero Integers