No, 250 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
250 has divisors other than 1 and itself. The smallest is 2: 250 ÷ 2 = 125.
Prime factorization: 250 = 2 × 5 × 5 × 5 = 2 × 5³.
| Number | Prime? |
|---|---|
| 246 | No, 2 × 3 × 41 |
| 247 | No, 13 × 19 |
| 248 | No, 2 × 2 × 2 × 31 |
| 249 | No, 3 × 83 |
| 251 | Yes |
| 252 | No, 2 × 2 × 3 × 3 × 7 |
| 253 | No, 11 × 23 |
| 254 | No, 2 × 127 |
More about 250: factors of 250 · 250 squared · square root of 250 · 250 in binary · 250 in Roman numerals.
Another number? Use the prime number checker for any value, or see the list of prime numbers.