26 (number)

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252627
Cardinaltwenty-six
Ordinal26th
(twenty-sixth)
Factorization2 · 13
Divisors1, 2, 13, 26
Roman numeralXXVI
Binary110102
Ternary2223
Quaternary1224
Quinary1015
Senary426
Octal328
Duodecimal2212
Hexadecimal1A16
Vigesimal1620
Base 36Q36
 
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This article is about the number. For the novel by Leo McKay, Jr., see Twenty-six (novel). For the band, see 26 (band).
252627
Cardinaltwenty-six
Ordinal26th
(twenty-sixth)
Factorization2 · 13
Divisors1, 2, 13, 26
Roman numeralXXVI
Binary110102
Ternary2223
Quaternary1224
Quinary1015
Senary426
Octal328
Duodecimal2212
Hexadecimal1A16
Vigesimal1620
Base 36Q36

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

In mathematics[edit]

26 is the only integer that is one greater than a square (25 = 5^2) and one less than a cube (27 = 3^3).[1]

A rhombicuboctahedron has twenty-six faces.

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

There are 26 sporadic groups.

Properties of its positional representation in certain radixes[edit]

Twenty-six is a repdigit in base three (222) and in base twelve (22).

In base ten, 26 is the smallest number that is not a palindrome to have a square(26^2=676) which is a palindrome.

In science[edit]

Astronomy[edit]

In religion[edit]

In sports[edit]

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[edit]

Twenty-six is:

References[edit]

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