Is 117 a Prime Number?
Is 117 prime?
No
117 = 3² × 13 (divisible by 3).
Why
117 is composite because it is divisible by 3 (117 = 3² × 13), so it has factors other than 1 and itself.
A prime number is a whole number greater than 1 whose only factors are 1 and itself. To check 117, test whether any prime up to √117 divides it evenly — if none do, it is prime.
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Frequently asked questions
Is 117 a prime number?+
No, 117 is composite because it is divisible by 3 (117 = 3² × 13), so it has factors other than 1 and itself.
What is 117 divisible by?+
117 is divisible by more than just 1 and itself. Its prime factorization is 117 = 3² × 13.