Q: Is 21,686 a Composite Number?

 A: Yes, 21,686 is a composite number.

Why is 21,686 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 21,686 can be evenly divided by 1 2 7 14 1,549 3,098 10,843 and 21,686, with no remainder.

Since 21,686 cannot be divided by just 1 and 21,686, it is a composite number.


More Examples

Number 21,68421,68521,68721,688
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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