Eight hundred one
801 is an odd number.
801 is a Harshad number, which means it is divisible by the sum of its digits (8 + 0 + 1 = 9, and 801 is divisible by 9).
In binary, 801 is represented as 1100100001.
In hex, 801 is represented as 321.
Prime factorization of 801: 32 * 89.