No, 176 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
176 has divisors other than 1 and itself. The smallest is 2: 176 ÷ 2 = 88.
Prime factorization: 176 = 2 × 2 × 2 × 2 × 11 = 2⁴ × 11.
| Number | Prime? |
|---|---|
| 172 | No, 2 × 2 × 43 |
| 173 | Yes |
| 174 | No, 2 × 3 × 29 |
| 175 | No, 5 × 5 × 7 |
| 177 | No, 3 × 59 |
| 178 | No, 2 × 89 |
| 179 | Yes |
| 180 | No, 2 × 2 × 3 × 3 × 5 |
More about 176: factors of 176 · square root of 176 · 176 in binary.
Another number? Use the prime number checker for any value, or see the list of prime numbers.