Twenty eight thousand four hundred forty
28440 is an even number.
28440 is a Harshad number, which means it is divisible by the sum of its digits (2 + 8 + 4 + 4 + 0 = 18, and 28440 is divisible by 18).
In binary, 28440 is represented as 110111100011000.
In hex, 28440 is represented as 6f18.
Prime factorization of 28440: 23 * 32 * 5 * 79.
Factors of 28440 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 158, 180, 237, 316, 360, 395, 474, 632, 711, 790, 948, 1185, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 4740, 5688, 7110, 9480, 14220, 28440.