Is 948 a prime number?
No, 948 is not a prime number. It is divisible by 2: 948 = 2 × 474.
Is 948 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 √948 ≈ 30.79. If none of them divides 948, it is prime.
- 3
2 divides 948 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 948 = 2^{2} \times 3 \times 79 \]Testing 948 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 948 ÷ 2 | divides exactly (474) |
| 3 | 948 ÷ 3 | divides exactly (316) |
| 5 | 948 ÷ 5 | leaves 3 |
| 7 | 948 ÷ 7 | leaves 3 |
| 11 | 948 ÷ 11 | leaves 2 |
| 13 | 948 ÷ 13 | leaves 12 |
| 17 | 948 ÷ 17 | leaves 13 |
| 19 | 948 ÷ 19 | leaves 17 |
| 23 | 948 ÷ 23 | leaves 5 |
| 29 | 948 ÷ 29 | leaves 20 |
Questions
Is 948 a prime number?
No, 948 is not a prime number. It is divisible by 2: 948 = 2 × 474.
What is the next prime after 948?
953.
What is the prime number before 948?
947.
What are the factors of 948?
1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948.