Is 137 a prime number?
Yes, 137 is a prime number. Its only factors are 1 and 137.
Is 137 prime?
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A prime number has exactly two factors: 1 and itself.
- 2
It is enough to test the primes up to √137 ≈ 11.70. If none of them divides 137, it is prime.
- 3
None of them divides 137, so it is prime.
Testing 137 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 137 ÷ 2 | leaves 1 |
| 3 | 137 ÷ 3 | leaves 2 |
| 5 | 137 ÷ 5 | leaves 2 |
| 7 | 137 ÷ 7 | leaves 4 |
| 11 | 137 ÷ 11 | leaves 5 |
Questions
Is 137 a prime number?
Yes, 137 is a prime number. Its only factors are 1 and 137.
What is the next prime after 137?
139.
What is the prime number before 137?
131.
What are the factors of 137?
1, 137.