No, 58 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
58 has divisors other than 1 and itself. The smallest is 2: 58 ÷ 2 = 29.
Prime factorization: 58 = 2 × 29.
| Number | Prime? |
|---|---|
| 54 | No, 2 × 3 × 3 × 3 |
| 55 | No, 5 × 11 |
| 56 | No, 2 × 2 × 2 × 7 |
| 57 | No, 3 × 19 |
| 59 | Yes |
| 60 | No, 2 × 2 × 3 × 5 |
| 61 | Yes |
| 62 | No, 2 × 31 |
More about 58: factors of 58 · 58 squared · square root of 58 · 58 in binary · 58 in Roman numerals.
Another number? Use the prime number checker for any value, or see the list of prime numbers.