Q: Is 21,531,008 a Composite Number?

 A: Yes, 21,531,008 is a composite number.

Why is 21,531,008 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 21,531,008 can be evenly divided by 1 2 4 8 16 32 64 128 168,211 336,422 672,844 1,345,688 2,691,376 5,382,752 10,765,504 and 21,531,008, with no remainder.

Since 21,531,008 cannot be divided by just 1 and 21,531,008, it is a composite number.


More Examples

Number 21,531,00621,531,00721,531,00921,531,010
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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