Q: Is 21,012,123 a Composite Number?

 A: Yes, 21,012,123 is a composite number.

Why is 21,012,123 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 21,012,123 can be evenly divided by 1 3 11 33 636,731 1,910,193 7,004,041 and 21,012,123, with no remainder.

Since 21,012,123 cannot be divided by just 1 and 21,012,123, it is a composite number.


More Examples

Number 21,012,12121,012,12221,012,12421,012,125
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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