531 is a composite number. A Prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1, 2, and 0. 1, 2, and 0 have a different name.
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.
531 is composite
531 is a composite number. 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.
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.
3 x 3 x 59 = 531, making it composite.
It is composite because the sum of the three digits 5,3 and 1(5+3+1) is 9 which is divisible by three. This means that the number itself (531) is also divisible by 3!
Prime factorization for 531: 1x3x3x59 As you can see 531 is divisible by 3 & 9
531 is not a prime number. Other than itself and one, it is also divisible by 3, 9, 59, and 177.
It is not a prime number, it is a composite number.
It is prime
86 is not a prime number, so is a composite.
It is a Prime number, and therefore not a composite number.211 is a prime number.
No 168 is not a prime number it is a composite number