Eight thousand one
8001 is an odd number.
8001 is a Harshad number, which means it is divisible by the sum of its digits (8 + 0 + 0 + 1 = 9, and 8001 is divisible by 9).
In binary, 8001 is represented as 1111101000001.
In hex, 8001 is represented as 1f41.
Prime factorization of 8001: 32 * 7 * 127.
Factors of 8001 are: 1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001.