54 (NUMBER)

Cardinal	54 fifty-four
Ordinal	54th fifty-fourth
Factorization	$2cdot\; 3^3$
Divisors	1, 2, 3, 6, 9, 18, 27, 54
Roman numeral	LIV
Binary	110110
Hexadecimal	36

'54' ('fifty-four') is the natural number following 53 and preceding 55.

Contents

In mathematics

In science

Astronomy

In sports

In other fields

Historical years

In mathematics

'54' is a 19-gonal number. Twice the third power of three, 54 is a Leyland number. 54 can be written as the sum of three squares in three different ways: $7^2\; +\; 2^2\; +\; 1^2\; =\; 6^2\; +\; 2(3^2)\; =\; 2(5^2)\; +\; 2^2\; =\; 54$. It is the smallest number with this property. Like all other multiples of 6, it is a semiperfect number.
In base 10 it is a Harshad number.

In science

★ The atomic number of xenon

Astronomy

★ Messier object M54, a magnitude 8.5 globular cluster in the constellation Sagittarius

★ The New General Catalogue object NGC 54, a spiral galaxy in the constellation Cetus

★ The Saros number of the solar eclipse series which began on -1284 July 25 and ended on 32 September 3. The duration of Saros series 54 was 1316.2 years, and it contained 74 solar eclipses.

★ The Saros number of the lunar eclipse series which began on -964 May 14 and ended on 334 July 3. The duration of Saros series 54 was 1298.1 years, and it contained 73 lunar eclipses.

In sports

★ The jersey number of John Cena Chain Gang Soldier

★ The jersey number of Chicago Bears' middle linebacker Brian Urlacher

★ The jersey number of Miami Dolphins' middle linebacker Zach Thomas

★ The jersey of Cincinnati Bengals Bob Johnson

★ The jersey of Detroit Pistons Jason Maxiell

★ The jersey of Detroit Pistons Kent Benson

★ The jersey of Los Angeles Lakers Kwame Brown

★ The jersey of Los Angeles Lakers Lamar Odom

★ The jersey of Seattle SuperSonics Chris Wilcox

★ The jersey of New York Yankees Roy White

★ Allen Iverson scored 54 points (including his 15,000th career point) as the Sixers won 116-97 over the Bucks on December 19, 2004

★ Fewest points in an NBA playoff game: Chicago (96), Utah (54), June 7, 1998

★ The New York Rangers won the Stanley Cup in 1994, after 54 years

★ For years car number 54 was NASCAR driver Lennie Pond

In other fields

'Fifty-four' is:

★ +54 The code for international direct dial phone calls to Argentina

★ A broadcast television channel number

★ ''54'', a 1998 movie about Studio 54 starring Salma Hayek and Ryan Phillippe

★ '' 54'', a novel by the Wu Ming collective of authors

★ The number of colored squares on a Rubik's cube

★ In the title of a 1960s television show ''Car 54, Where Are You?''

★ The code for the French Département of Meurthe-et-Moselle

★ 54 is the number on the tag worn by Boss Skua in the film Happy Feet. It was given to him by "Aliens" (Human beings)

★ New York's Warwick New York Hotel is on West 54th Street

★ Napoleon abdicated the throne in 1814 at age 54

Historical years

'54 A.D.', 54 B.C., 1954, 2054, etc.