Is 377 a prime number?
No, 377 is not a prime number. It is divisible by 13: 377 = 13 × 29.
Is 377 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 √377 ≈ 19.42. If none of them divides 377, it is prime.
- 3
13 divides 377 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 377 = 13 \times 29 \]
Testing 377 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 377 ÷ 2 | leaves 1 |
| 3 | 377 ÷ 3 | leaves 2 |
| 5 | 377 ÷ 5 | leaves 2 |
| 7 | 377 ÷ 7 | leaves 6 |
| 11 | 377 ÷ 11 | leaves 3 |
| 13 | 377 ÷ 13 | divides exactly (29) |
| 17 | 377 ÷ 17 | leaves 3 |
| 19 | 377 ÷ 19 | leaves 16 |
Questions
Is 377 a prime number?
No, 377 is not a prime number. It is divisible by 13: 377 = 13 × 29.
What is the next prime after 377?
379.
What is the prime number before 377?
373.
What are the factors of 377?
1, 13, 29, 377.