No, 50 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
50 has divisors other than 1 and itself. The smallest is 2: 50 ÷ 2 = 25.
Prime factorization: 50 = 2 × 5 × 5 = 2 × 5².
| Number | Prime? |
|---|---|
| 46 | No, 2 × 23 |
| 47 | Yes |
| 48 | No, 2 × 2 × 2 × 2 × 3 |
| 49 | No, 7 × 7 |
| 51 | No, 3 × 17 |
| 52 | No, 2 × 2 × 13 |
| 53 | Yes |
| 54 | No, 2 × 3 × 3 × 3 |
More about 50: factors of 50 · 50 squared · square root of 50 · 50 in binary · 50 in Roman numerals.
Another number? Use the prime number checker for any value, or see the list of prime numbers.