No, 325 is not a prime number. It is a composite number: it ends in 5, so it is divisible by 5.
325 has divisors other than 1 and itself. The smallest is 5: 325 ÷ 5 = 65.
Prime factorization: 325 = 5 × 5 × 13 = 5² × 13.
| Number | Prime? |
|---|---|
| 321 | No, 3 × 107 |
| 322 | No, 2 × 7 × 23 |
| 323 | No, 17 × 19 |
| 324 | No, 2 × 2 × 3 × 3 × 3 × 3 |
| 326 | No, 2 × 163 |
| 327 | No, 3 × 109 |
| 328 | No, 2 × 2 × 2 × 41 |
| 329 | No, 7 × 47 |
Another number? Use the prime number checker for any value, or see the list of prime numbers.