Eight hundred
800 is an even number.
800 is a Harshad number, which means it is divisible by the sum of its digits (8 + 0 + 0 = 8, and 800 is divisible by 8).
In binary, 800 is represented as 1100100000.
In hex, 800 is represented as 320.
Prime factorization of 800: 25 * 52.
Factors of 800 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800.