Is 14 a prime number?
No, 14 is not a prime number. It is divisible by 2: 14 = 2 × 7.
Is 14 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 √14 ≈ 3.74. If none of them divides 14, it is prime.
- 3
2 divides 14 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 14 = 2 \times 7 \]
Testing 14 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 14 ÷ 2 | divides exactly (7) |
| 3 | 14 ÷ 3 | leaves 2 |
Questions
Is 14 a prime number?
No, 14 is not a prime number. It is divisible by 2: 14 = 2 × 7.
What is the next prime after 14?
17.
What is the prime number before 14?
13.
What are the factors of 14?
1, 2, 7, 14.