Two thousand five hundred fifty six
2556 is an even number.
2556 is a Harshad number, which means it is divisible by the sum of its digits (2 + 5 + 5 + 6 = 18, and 2556 is divisible by 18).
In binary, 2556 is represented as 100111111100.
In hex, 2556 is represented as 9fc.
Prime factorization of 2556: 22 * 32 * 71.
Factors of 2556 are: 1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556.