Is 3609 a prime number?
No, 3609 is not a prime number. It is divisible by 3: 3609 = 3 × 1203.
Is 3609 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 √3609 ≈ 60.07. If none of them divides 3609, it is prime.
- 3
3 divides 3609 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 3609 = 3^{2} \times 401 \]Testing 3609 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 3609 ÷ 2 | leaves 1 |
| 3 | 3609 ÷ 3 | divides exactly (1203) |
| 5 | 3609 ÷ 5 | leaves 4 |
| 7 | 3609 ÷ 7 | leaves 4 |
| 11 | 3609 ÷ 11 | leaves 1 |
| 13 | 3609 ÷ 13 | leaves 8 |
| 17 | 3609 ÷ 17 | leaves 5 |
| 19 | 3609 ÷ 19 | leaves 18 |
| 23 | 3609 ÷ 23 | leaves 21 |
| 29 | 3609 ÷ 29 | leaves 13 |
| 31 | 3609 ÷ 31 | leaves 13 |
| 37 | 3609 ÷ 37 | leaves 20 |
Questions
Is 3609 a prime number?
No, 3609 is not a prime number. It is divisible by 3: 3609 = 3 × 1203.
What is the next prime after 3609?
3613.
What is the prime number before 3609?
3607.
What are the factors of 3609?
1, 3, 9, 401, 1203, 3609.