Q: Is 21,130,009 a Composite Number?

 A: Yes, 21,130,009 is a composite number.

Why is 21,130,009 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 21,130,009 can be evenly divided by 1 29 167 4,363 4,843 126,527 728,621 and 21,130,009, with no remainder.

Since 21,130,009 cannot be divided by just 1 and 21,130,009, it is a composite number.


More Examples

Number 21,130,00721,130,00821,130,01021,130,011
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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