Is 989 a Prime Number?
Is 989 prime?
No
989 = 23 × 43 (divisible by 23).
Why
989 is composite because it is divisible by 23 (989 = 23 × 43), 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 989, test whether any prime up to √989 divides it evenly — if none do, it is prime.
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Frequently asked questions
Is 989 a prime number?+
No, 989 is composite because it is divisible by 23 (989 = 23 × 43), so it has factors other than 1 and itself.
What is 989 divisible by?+
989 is divisible by more than just 1 and itself. Its prime factorization is 989 = 23 × 43.