Is 2511 a prime number?
No, 2511 is not a prime number. It is divisible by 3: 2511 = 3 × 837.
Is 2511 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 √2511 ≈ 50.11. If none of them divides 2511, it is prime.
- 3
3 divides 2511 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 2511 = 3^{4} \times 31 \]Testing 2511 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 2511 ÷ 2 | leaves 1 |
| 3 | 2511 ÷ 3 | divides exactly (837) |
| 5 | 2511 ÷ 5 | leaves 1 |
| 7 | 2511 ÷ 7 | leaves 5 |
| 11 | 2511 ÷ 11 | leaves 3 |
| 13 | 2511 ÷ 13 | leaves 2 |
| 17 | 2511 ÷ 17 | leaves 12 |
| 19 | 2511 ÷ 19 | leaves 3 |
| 23 | 2511 ÷ 23 | leaves 4 |
| 29 | 2511 ÷ 29 | leaves 17 |
| 31 | 2511 ÷ 31 | divides exactly (81) |
| 37 | 2511 ÷ 37 | leaves 32 |
Questions
Is 2511 a prime number?
No, 2511 is not a prime number. It is divisible by 3: 2511 = 3 × 837.
What is the next prime after 2511?
2521.
What is the prime number before 2511?
2503.
What are the factors of 2511?
1, 3, 9, 27, 31, 81, 93, 279, 837, 2511.