Is 81 a composite number?

Question: Is 81 a composite number?

For 81 to be a composite number, it must be divisible by more than 81 and 1. In other words, 81 must have more than two factors to be a composite number.

Since 81 is divisible by more than 81 and 1, 81 is a composite number.

Thus, the answer to the question "Is 81 a composite number?" is YES.

Composite Number?
Check other numbers to see if they are composite.

What are the factors of 81?
Learn more about the factors of 81 here.

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