Is 1996 a prime number?
No, 1996 is not a prime number. It is divisible by 2: 1996 = 2 × 998.
Is 1996 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 √1996 ≈ 44.68. If none of them divides 1996, it is prime.
- 3
2 divides 1996 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 1996 = 2^{2} \times 499 \]Testing 1996 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 1996 ÷ 2 | divides exactly (998) |
| 3 | 1996 ÷ 3 | leaves 1 |
| 5 | 1996 ÷ 5 | leaves 1 |
| 7 | 1996 ÷ 7 | leaves 1 |
| 11 | 1996 ÷ 11 | leaves 5 |
| 13 | 1996 ÷ 13 | leaves 7 |
| 17 | 1996 ÷ 17 | leaves 7 |
| 19 | 1996 ÷ 19 | leaves 1 |
| 23 | 1996 ÷ 23 | leaves 18 |
| 29 | 1996 ÷ 29 | leaves 24 |
| 31 | 1996 ÷ 31 | leaves 12 |
| 37 | 1996 ÷ 37 | leaves 35 |
Questions
Is 1996 a prime number?
No, 1996 is not a prime number. It is divisible by 2: 1996 = 2 × 998.
What is the next prime after 1996?
1997.
What is the prime number before 1996?
1993.
What are the factors of 1996?
1, 2, 4, 499, 998, 1996.