No, 274 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
274 has divisors other than 1 and itself. The smallest is 2: 274 ÷ 2 = 137.
Prime factorization: 274 = 2 × 137.
| Number | Prime? |
|---|---|
| 270 | No, 2 × 3 × 3 × 3 × 5 |
| 271 | Yes |
| 272 | No, 2 × 2 × 2 × 2 × 17 |
| 273 | No, 3 × 7 × 13 |
| 275 | No, 5 × 5 × 11 |
| 276 | No, 2 × 2 × 3 × 23 |
| 277 | Yes |
| 278 | No, 2 × 139 |
Another number? Use the prime number checker for any value, or see the list of prime numbers.