Two thousand six hundred forty
2640 is an even number.
2640 is a Harshad number, which means it is divisible by the sum of its digits (2 + 6 + 4 + 0 = 12, and 2640 is divisible by 12).
In binary, 2640 is represented as 101001010000.
In hex, 2640 is represented as a50.
Prime factorization of 2640: 24 * 3 * 5 * 11.
Factors of 2640 are: 1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640.