Q: Is 21,203,009 a Composite Number?

 A: Yes, 21,203,009 is a composite number.

Why is 21,203,009 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 21,203,009 can be evenly divided by 1 499 42,491 and 21,203,009, with no remainder.

Since 21,203,009 cannot be divided by just 1 and 21,203,009, it is a composite number.


More Examples

Number 21,203,00721,203,00821,203,01021,203,011
Composite? yesyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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