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

Cardinal 26
twenty-six
Ordinal 26th
twenty-sixth
Factorization2 \cdot 13
Roman numeralXXVI
Binary11010
Hexadecimal1A

In mathematics


Twenty-six is a composite number, its proper divisors being 1, 2, and 13. 26 is the only number between a square number and a cube number, the numbers being 25 (5 squared) and 27 (3 cubed).

There is no solution to the equation φ(x) = 26, making 26 a nontotient. Nor is there a solution to x - φ(x) = 26, making 26 a noncototient.

In the classification of finite simple groups there are 26 sporadic groups.

26 is a repdigit in base 3 (222).

In science


Astronomy

In religion


In other fields


Twenty-six is:

Historical years


26 A.D., 26 B.C., 1926, 2026, etc.

Integers

Sechsundzwanzig | Veintiséis | Dudek ses | 26 (nombre) | 26 | 26 | Ventisei | 26 (מספר) | 26 (skaičius) | 26 (getal) | 26 | Vintisèie | 26 (tall) | 26 (liczba) | Vinte e seis | 26 (число) | 26 (število) | 26 (tal) | 26 | 26

 

This article is licensed under the GNU Free Documentation License. It uses material from the "26 (number)".

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