Is 6990 a prime number?
No, 6990 is not a prime number. It is divisible by 2: 6990 = 2 × 3495.
Is 6990 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 √6990 ≈ 83.61. If none of them divides 6990, it is prime.
- 3
2 divides 6990 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 6990 = 2 \times 3 \times 5 \times 233 \]
Testing 6990 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 6990 ÷ 2 | divides exactly (3495) |
| 3 | 6990 ÷ 3 | divides exactly (2330) |
| 5 | 6990 ÷ 5 | divides exactly (1398) |
| 7 | 6990 ÷ 7 | leaves 4 |
| 11 | 6990 ÷ 11 | leaves 5 |
| 13 | 6990 ÷ 13 | leaves 9 |
| 17 | 6990 ÷ 17 | leaves 3 |
| 19 | 6990 ÷ 19 | leaves 17 |
| 23 | 6990 ÷ 23 | leaves 21 |
| 29 | 6990 ÷ 29 | leaves 1 |
| 31 | 6990 ÷ 31 | leaves 15 |
| 37 | 6990 ÷ 37 | leaves 34 |
Questions
Is 6990 a prime number?
No, 6990 is not a prime number. It is divisible by 2: 6990 = 2 × 3495.
What is the next prime after 6990?
6991.
What is the prime number before 6990?
6983.
What are the factors of 6990?
1, 2, 3, 5, 6, 10, 15, 30, 233, 466, 699, 1165, 1398, 2330, 3495, 6990.