Is 9777 a prime number?
No, 9777 is not a prime number. It is divisible by 3: 9777 = 3 × 3259.
Is 9777 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 √9777 ≈ 98.88. If none of them divides 9777, it is prime.
- 3
3 divides 9777 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 9777 = 3 \times 3259 \]
Testing 9777 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 9777 ÷ 2 | leaves 1 |
| 3 | 9777 ÷ 3 | divides exactly (3259) |
| 5 | 9777 ÷ 5 | leaves 2 |
| 7 | 9777 ÷ 7 | leaves 5 |
| 11 | 9777 ÷ 11 | leaves 9 |
| 13 | 9777 ÷ 13 | leaves 1 |
| 17 | 9777 ÷ 17 | leaves 2 |
| 19 | 9777 ÷ 19 | leaves 11 |
| 23 | 9777 ÷ 23 | leaves 2 |
| 29 | 9777 ÷ 29 | leaves 4 |
| 31 | 9777 ÷ 31 | leaves 12 |
| 37 | 9777 ÷ 37 | leaves 9 |
Questions
Is 9777 a prime number?
No, 9777 is not a prime number. It is divisible by 3: 9777 = 3 × 3259.
What is the next prime after 9777?
9781.
What is the prime number before 9777?
9769.
What are the factors of 9777?
1, 3, 3259, 9777.