Is 252 a prime number?

No, 252 is not a prime number. It is a composite number: it is even, so it is divisible by 2.

Why 252 is not prime

252 has divisors other than 1 and itself. The smallest is 2: 252 ÷ 2 = 126.

Prime factorization: 252 = 2 × 2 × 3 × 3 × 7 = 2² × 3² × 7.

Quick facts about 252

Is it prime? Nearby numbers

NumberPrime?
248No, 2 × 2 × 2 × 31
249No, 3 × 83
250No, 2 × 5 × 5 × 5
251Yes
253No, 11 × 23
254No, 2 × 127
255No, 3 × 5 × 17
256No, 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2

More about 252: 252 in binary.

Another number? Use the prime number checker for any value, or see the list of prime numbers.