Q: Is 123,138 a Composite Number?

 A: Yes, 123,138 is a composite number.

Why is 123,138 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 123,138 can be evenly divided by 1 2 3 6 9 18 6,841 13,682 20,523 41,046 61,569 and 123,138, with no remainder.

Since 123,138 cannot be divided by just 1 and 123,138, it is a composite number.


More Examples

Number 123,136123,137123,139123,140
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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