Q: Is 81,821 a Composite Number?

 A: Yes, 81,821 is a composite number.

Why is 81,821 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 81,821 can be evenly divided by 1 17 4,813 and 81,821, with no remainder.

Since 81,821 cannot be divided by just 1 and 81,821, it is a composite number.


More Examples

Number 81,81981,82081,82281,823
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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