A Prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 531 is composite.
Prime factorization for 531: 1x3x3x59 As you can see 531 is divisible by 3 & 9
The prime factorization of 531 is: 32 x 59
It is: 3*3*59 = 531
531 is composite
531 = 3 * 3 * 59
3 x 3 x 59 = 531, making it composite.
3 x 3 x 59 = 531
3 x 3 x 59 = 531
531 177,3 59,3,3
531 is not a prime number. Other than itself and one, it is also divisible by 3, 9, 59, and 177.
531 = 3 * 3 * 59 = 32 * 59
531 = 3^2 x 59^1