Four thousand five
4005 is an odd number.
4005 is a Harshad number, which means it is divisible by the sum of its digits (4 + 0 + 0 + 5 = 9, and 4005 is divisible by 9).
In binary, 4005 is represented as 111110100101.
In hex, 4005 is represented as fa5.
Prime factorization of 4005: 32 * 5 * 89.
Factors of 4005 are: 1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005.