Q: Is 21,138,502 a Composite Number?

 A: Yes, 21,138,502 is a composite number.

Why is 21,138,502 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 21,138,502 can be evenly divided by 1 2 7 11 14 22 49 77 98 154 539 1,078 19,609 39,218 137,263 215,699 274,526 431,398 960,841 1,509,893 1,921,682 3,019,786 10,569,251 and 21,138,502, with no remainder.

Since 21,138,502 cannot be divided by just 1 and 21,138,502, it is a composite number.


More Examples

Number 21,138,50021,138,50121,138,50321,138,504
Composite? yesyesnoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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