Is 3015 a prime number?
No, 3015 is not a prime number. It is divisible by 3: 3015 = 3 × 1005.
Is 3015 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 √3015 ≈ 54.91. If none of them divides 3015, it is prime.
- 3
3 divides 3015 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 3015 = 3^{2} \times 5 \times 67 \]Testing 3015 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 3015 ÷ 2 | leaves 1 |
| 3 | 3015 ÷ 3 | divides exactly (1005) |
| 5 | 3015 ÷ 5 | divides exactly (603) |
| 7 | 3015 ÷ 7 | leaves 5 |
| 11 | 3015 ÷ 11 | leaves 1 |
| 13 | 3015 ÷ 13 | leaves 12 |
| 17 | 3015 ÷ 17 | leaves 6 |
| 19 | 3015 ÷ 19 | leaves 13 |
| 23 | 3015 ÷ 23 | leaves 2 |
| 29 | 3015 ÷ 29 | leaves 28 |
| 31 | 3015 ÷ 31 | leaves 8 |
| 37 | 3015 ÷ 37 | leaves 18 |
Questions
Is 3015 a prime number?
No, 3015 is not a prime number. It is divisible by 3: 3015 = 3 × 1005.
What is the next prime after 3015?
3019.
What is the prime number before 3015?
3011.
What are the factors of 3015?
1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015.