No, 322 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
322 has divisors other than 1 and itself. The smallest is 2: 322 ÷ 2 = 161.
Prime factorization: 322 = 2 × 7 × 23.
| Number | Prime? |
|---|---|
| 318 | No, 2 × 3 × 53 |
| 319 | No, 11 × 29 |
| 320 | No, 2 × 2 × 2 × 2 × 2 × 2 × 5 |
| 321 | No, 3 × 107 |
| 323 | No, 17 × 19 |
| 324 | No, 2 × 2 × 3 × 3 × 3 × 3 |
| 325 | No, 5 × 5 × 13 |
| 326 | No, 2 × 163 |
Another number? Use the prime number checker for any value, or see the list of prime numbers.