32 (number)

31 32 33
Cardinal thirty-two
Ordinal 32nd
Factorization 25
Divisors 1, 2, 4, 8, 16, 32
Roman numeral XXXII
Binary 1000002
Ternary 10123
Quaternary 2004
Quinary 1125
Senary 526
Octal 408
Duodecimal 2812
Hexadecimal 2016
Vigesimal 1C20
Base 36 W36

32 (thirty-two) is the natural number following 31 and preceding 33.

In mathematics

32 is the smallest number n with exactly 7 solutions to the equation φ(x) = n. It is also the sum of the totient function for the first ten integers.

The fifth power of two, 32 is also a Leyland number since 24 + 42 = 32.[1]

As with every power of two, 32 has an aliquot sum one less than itself: the prime 31. 32 is the first member of the 31-aliquot tree.

32 is the ninth happy number.[2]

32 = 11 + 22 + 33

In science


In music

In religion

In the Kabbalah, there are 32 Kabbalistic Paths of Wisdom.

One of the central texts of the Pāli Canon in the Theravada Buddhist tradition, the Digha Nikaya, describes the appearance of the historical Buddha with a list of 32 physical characteristics.

The Hindu scripture Mudgala Purana also describes Ganesha as taking 32 forms.

In sports

In chess, the total number of black squares on the board, the total number of white squares, and the total number of pieces (black and white) at the beginning of the game.

The jersey number 32 has been retired by several North American sports teams in honor of past playing greats:

The number of teams in the National Football League.

The number of national teams that have participated in each FIFA World Cup finals tournament since 1998.

The ball used in association football is typically made with 32 panels of leather or synthetic material.

In other fields

Thirty-two could also refer to:


  1. "Sloane's A076980 : Leyland numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-31.
  2. "Sloane's A007770 : Happy numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-31.
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