Is 7429 a prime number?
No, 7429 is not a prime number. It is divisible by 17: 7429 = 17 × 437.
Is 7429 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 √7429 ≈ 86.19. If none of them divides 7429, it is prime.
- 3
17 divides 7429 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 7429 = 17 \times 19 \times 23 \]
Testing 7429 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 7429 ÷ 2 | leaves 1 |
| 3 | 7429 ÷ 3 | leaves 1 |
| 5 | 7429 ÷ 5 | leaves 4 |
| 7 | 7429 ÷ 7 | leaves 2 |
| 11 | 7429 ÷ 11 | leaves 4 |
| 13 | 7429 ÷ 13 | leaves 6 |
| 17 | 7429 ÷ 17 | divides exactly (437) |
| 19 | 7429 ÷ 19 | divides exactly (391) |
| 23 | 7429 ÷ 23 | divides exactly (323) |
| 29 | 7429 ÷ 29 | leaves 5 |
| 31 | 7429 ÷ 31 | leaves 20 |
| 37 | 7429 ÷ 37 | leaves 29 |
Questions
Is 7429 a prime number?
No, 7429 is not a prime number. It is divisible by 17: 7429 = 17 × 437.
What is the next prime after 7429?
7433.
What is the prime number before 7429?
7417.
What are the factors of 7429?
1, 17, 19, 23, 323, 391, 437, 7429.