No, 444 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
444 has divisors other than 1 and itself. The smallest is 2: 444 ÷ 2 = 222.
Prime factorization: 444 = 2 × 2 × 3 × 37 = 2² × 3 × 37.
| Number | Prime? |
|---|---|
| 440 | No, 2 × 2 × 2 × 5 × 11 |
| 441 | No, 3 × 3 × 7 × 7 |
| 442 | No, 2 × 13 × 17 |
| 443 | Yes |
| 445 | No, 5 × 89 |
| 446 | No, 2 × 223 |
| 447 | No, 3 × 149 |
| 448 | No, 2 × 2 × 2 × 2 × 2 × 2 × 7 |
Another number? Use the prime number checker for any value, or see the list of prime numbers.