Q: Is 18,123,129 a Composite Number?

 A: Yes, 18,123,129 is a composite number.

Why is 18,123,129 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 18,123,129 can be evenly divided by 1 3 9 27 199 597 1,791 3,373 5,373 10,119 30,357 91,071 671,227 2,013,681 6,041,043 and 18,123,129, with no remainder.

Since 18,123,129 cannot be divided by just 1 and 18,123,129, it is a composite number.


More Examples

Number 18,123,12718,123,12818,123,13018,123,131
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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