Is 1269 a prime number?
No, 1269 is not a prime number. It is divisible by 3: 1269 = 3 × 423.
Is 1269 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 √1269 ≈ 35.62. If none of them divides 1269, it is prime.
- 3
3 divides 1269 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 1269 = 3^{3} \times 47 \]Testing 1269 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 1269 ÷ 2 | leaves 1 |
| 3 | 1269 ÷ 3 | divides exactly (423) |
| 5 | 1269 ÷ 5 | leaves 4 |
| 7 | 1269 ÷ 7 | leaves 2 |
| 11 | 1269 ÷ 11 | leaves 4 |
| 13 | 1269 ÷ 13 | leaves 8 |
| 17 | 1269 ÷ 17 | leaves 11 |
| 19 | 1269 ÷ 19 | leaves 15 |
| 23 | 1269 ÷ 23 | leaves 4 |
| 29 | 1269 ÷ 29 | leaves 22 |
| 31 | 1269 ÷ 31 | leaves 29 |
Questions
Is 1269 a prime number?
No, 1269 is not a prime number. It is divisible by 3: 1269 = 3 × 423.
What is the next prime after 1269?
1277.
What is the prime number before 1269?
1259.
What are the factors of 1269?
1, 3, 9, 27, 47, 141, 423, 1269.