No, 32 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
32 has divisors other than 1 and itself. The smallest is 2: 32 ÷ 2 = 16.
Prime factorization: 32 = 2 × 2 × 2 × 2 × 2 = 2⁵.
| Number | Prime? |
|---|---|
| 28 | No, 2 × 2 × 7 |
| 29 | Yes |
| 30 | No, 2 × 3 × 5 |
| 31 | Yes |
| 33 | No, 3 × 11 |
| 34 | No, 2 × 17 |
| 35 | No, 5 × 7 |
| 36 | No, 2 × 2 × 3 × 3 |
More about 32: factors of 32 · 32 squared · square root of 32 · 32 in binary · 32 in Roman numerals.
Another number? Use the prime number checker for any value, or see the list of prime numbers.