Is 88 a prime number?
No, 88 is not a prime number. It is divisible by 2: 88 = 2 × 44.
Is 88 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 √88 ≈ 9.38. If none of them divides 88, it is prime.
- 3
2 divides 88 exactly, so it is not prime. Its prime factorisation is
LaTeX source of the formulas on this page
\[ 88 = 2^{3} \times 11 \]Testing 88 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 88 ÷ 2 | divides exactly (44) |
| 3 | 88 ÷ 3 | leaves 1 |
| 5 | 88 ÷ 5 | leaves 3 |
| 7 | 88 ÷ 7 | leaves 4 |
Questions
Is 88 a prime number?
No, 88 is not a prime number. It is divisible by 2: 88 = 2 × 44.
What is the next prime after 88?
89.
What is the prime number before 88?
83.
What are the factors of 88?
1, 2, 4, 8, 11, 22, 44, 88.