No, 465 is not a prime number. It is a composite number: it ends in 5, so it is divisible by 5.
465 has divisors other than 1 and itself. The smallest is 3: 465 ÷ 3 = 155.
Prime factorization: 465 = 3 × 5 × 31.
| Number | Prime? |
|---|---|
| 461 | Yes |
| 462 | No, 2 × 3 × 7 × 11 |
| 463 | Yes |
| 464 | No, 2 × 2 × 2 × 2 × 29 |
| 466 | No, 2 × 233 |
| 467 | Yes |
| 468 | No, 2 × 2 × 3 × 3 × 13 |
| 469 | No, 7 × 67 |
Another number? Use the prime number checker for any value, or see the list of prime numbers.