Q: Is 21,018 a Composite Number?

 A: Yes, 21,018 is a composite number.

Why is 21,018 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 21,018 can be evenly divided by 1 2 3 6 31 62 93 113 186 226 339 678 3,503 7,006 10,509 and 21,018, with no remainder.

Since 21,018 cannot be divided by just 1 and 21,018, it is a composite number.


More Examples

Number 21,01621,01721,01921,020
Composite? yesnonoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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