One thousand four hundred forty
1440 is an even number.
1440 is a Harshad number, which means it is divisible by the sum of its digits (1 + 4 + 4 + 0 = 9, and 1440 is divisible by 9).
In binary, 1440 is represented as 10110100000.
In hex, 1440 is represented as 5a0.
Prime factorization of 1440: 25 * 32 * 5.
Factors of 1440 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440.