One thousand six hundred fifty nine
1659 is an odd number.
1659 is a Harshad number, which means it is divisible by the sum of its digits (1 + 6 + 5 + 9 = 21, and 1659 is divisible by 21).
In binary, 1659 is represented as 11001111011.
In hex, 1659 is represented as 67b.
Prime factorization of 1659: 3 * 7 * 79.