26 (number)

This article is about the number. For the novel by Leo McKay, Jr., see Twenty-six (novel). For the band, see 26 (band).
25 26 27
Cardinal twenty-six
Ordinal 26th
(twenty-sixth)
Factorization 2 × 13
Divisors 1, 2, 13, 26
Roman numeral XXVI
Binary 110102
Ternary 2223
Quaternary 1224
Quinary 1015
Senary 426
Octal 328
Duodecimal 2212
Hexadecimal 1A16
Vigesimal 1620
Base 36 Q36

26 (twenty-six) is the natural number following 25 and preceding 27.

In mathematics

26 is the only integer that is one greater than a square (52 + 1) and one less than a cube (33 − 1).[1]

A rhombicuboc

has twenty-six faces.

When a 3 × 3 × 3 cube is made of twenty-seven unit cubes,[1][1][1] twenty-six of them are viewable as the exterior layer.

There are 26 sporadic groups.

Properties of its positional representation in certain radixes

Twenty-six is a repdigit in base three (2223) and in base twelve (2212).

In base ten, 26 is the smallest number that is not a palindrome to have a square (262 = 676) that is a palindrome.

In science

Astronomy

In religion

.

In sports

The jersey number 26 has been retired by several North American sports teams in honor of past playing greats (or in one case, an owner):

Other sports:

In other fields

Twenty-six is:

References

  1. 1 2 3 4 "The number 26, between 25 and 27" (PDF). Retrieved 2012-06-05.
  2. "Twenty-six." Encyclopædia Britannica. Encyclopædia Britannica 2007 Ultimate Reference Suite. Chicago: Encyclopædia Britannica, 2007.
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