No, 395 is not a prime number. It is a composite number: it ends in 5, so it is divisible by 5.
395 has divisors other than 1 and itself. The smallest is 5: 395 ÷ 5 = 79.
Prime factorization: 395 = 5 × 79.
| Number | Prime? |
|---|---|
| 391 | No, 17 × 23 |
| 392 | No, 2 × 2 × 2 × 7 × 7 |
| 393 | No, 3 × 131 |
| 394 | No, 2 × 197 |
| 396 | No, 2 × 2 × 3 × 3 × 11 |
| 397 | Yes |
| 398 | No, 2 × 199 |
| 399 | No, 3 × 7 × 19 |
Another number? Use the prime number checker for any value, or see the list of prime numbers.