No, 174 is not a prime number. It is a composite number: it is even, so it is divisible by 2.
174 has divisors other than 1 and itself. The smallest is 2: 174 ÷ 2 = 87.
Prime factorization: 174 = 2 × 3 × 29.
| Number | Prime? |
|---|---|
| 170 | No, 2 × 5 × 17 |
| 171 | No, 3 × 3 × 19 |
| 172 | No, 2 × 2 × 43 |
| 173 | Yes |
| 175 | No, 5 × 5 × 7 |
| 176 | No, 2 × 2 × 2 × 2 × 11 |
| 177 | No, 3 × 59 |
| 178 | No, 2 × 89 |
More about 174: factors of 174 · square root of 174 · 174 in binary.
Another number? Use the prime number checker for any value, or see the list of prime numbers.