Is 7442 a prime number?
No, 7442 is not a prime number. It is divisible by 2: 7442 = 2 × 3721.
Is 7442 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 √7442 ≈ 86.27. If none of them divides 7442, it is prime.
- 3
2 divides 7442 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 7442 = 2 \times 61^{2} \]Testing 7442 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 7442 ÷ 2 | divides exactly (3721) |
| 3 | 7442 ÷ 3 | leaves 2 |
| 5 | 7442 ÷ 5 | leaves 2 |
| 7 | 7442 ÷ 7 | leaves 1 |
| 11 | 7442 ÷ 11 | leaves 6 |
| 13 | 7442 ÷ 13 | leaves 6 |
| 17 | 7442 ÷ 17 | leaves 13 |
| 19 | 7442 ÷ 19 | leaves 13 |
| 23 | 7442 ÷ 23 | leaves 13 |
| 29 | 7442 ÷ 29 | leaves 18 |
| 31 | 7442 ÷ 31 | leaves 2 |
| 37 | 7442 ÷ 37 | leaves 5 |
Questions
Is 7442 a prime number?
No, 7442 is not a prime number. It is divisible by 2: 7442 = 2 × 3721.
What is the next prime after 7442?
7451.
What is the prime number before 7442?
7433.
What are the factors of 7442?
1, 2, 61, 122, 3721, 7442.