Is 9983 a prime number?
No, 9983 is not a prime number. It is divisible by 67: 9983 = 67 × 149.
Is 9983 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 √9983 ≈ 99.91. If none of them divides 9983, it is prime.
- 3
67 divides 9983 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 9983 = 67 \times 149 \]
Testing 9983 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 9983 ÷ 2 | leaves 1 |
| 3 | 9983 ÷ 3 | leaves 2 |
| 5 | 9983 ÷ 5 | leaves 3 |
| 7 | 9983 ÷ 7 | leaves 1 |
| 11 | 9983 ÷ 11 | leaves 6 |
| 13 | 9983 ÷ 13 | leaves 12 |
| 17 | 9983 ÷ 17 | leaves 4 |
| 19 | 9983 ÷ 19 | leaves 8 |
| 23 | 9983 ÷ 23 | leaves 1 |
| 29 | 9983 ÷ 29 | leaves 7 |
| 31 | 9983 ÷ 31 | leaves 1 |
| 37 | 9983 ÷ 37 | leaves 30 |
Questions
Is 9983 a prime number?
No, 9983 is not a prime number. It is divisible by 67: 9983 = 67 × 149.
What is the next prime after 9983?
10007.
What is the prime number before 9983?
9973.
What are the factors of 9983?
1, 67, 149, 9983.