Q: Is 21,135,210 a Composite Number?

 A: Yes, 21,135,210 is a composite number.

Why is 21,135,210 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 21,135,210 can be evenly divided by 1 2 3 5 6 10 15 30 704,507 1,409,014 2,113,521 3,522,535 4,227,042 7,045,070 10,567,605 and 21,135,210, with no remainder.

Since 21,135,210 cannot be divided by just 1 and 21,135,210, it is a composite number.


More Examples

Number 21,135,20821,135,20921,135,21121,135,212
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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