26 (number) Article Index for
26
 

Information About

26 (number)






Cardinal 26
twenty-six
Ordinal 26th
twenty-sixth
Factorization 2 \cdot 13
Roman Numeral XXVI
Binary 11010
Hexadecimal 1A



IN MATHEMATICS

Twenty-six is a Composite Number , its proper Divisor s 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.


IN SCIENCE



Astronomy




  • The series which began on -2022 March 29 and ended on -724 May 17 . The duration of Saros series 26 was 1298.1 years, and it contained 73 solar eclipses.




IN OTHER FIELDS

Twenty-six is: