Is 1079 a prime number?
No, 1079 is not a prime number. It is divisible by 13: 1079 = 13 × 83.
Is 1079 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 √1079 ≈ 32.85. If none of them divides 1079, it is prime.
- 3
13 divides 1079 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 1079 = 13 \times 83 \]
Testing 1079 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 1079 ÷ 2 | leaves 1 |
| 3 | 1079 ÷ 3 | leaves 2 |
| 5 | 1079 ÷ 5 | leaves 4 |
| 7 | 1079 ÷ 7 | leaves 1 |
| 11 | 1079 ÷ 11 | leaves 1 |
| 13 | 1079 ÷ 13 | divides exactly (83) |
| 17 | 1079 ÷ 17 | leaves 8 |
| 19 | 1079 ÷ 19 | leaves 15 |
| 23 | 1079 ÷ 23 | leaves 21 |
| 29 | 1079 ÷ 29 | leaves 6 |
| 31 | 1079 ÷ 31 | leaves 25 |
Questions
Is 1079 a prime number?
No, 1079 is not a prime number. It is divisible by 13: 1079 = 13 × 83.
What is the next prime after 1079?
1087.
What is the prime number before 1079?
1069.
What are the factors of 1079?
1, 13, 83, 1079.