Q: Is 21,209,385 a Composite Number?

 A: Yes, 21,209,385 is a composite number.

Why is 21,209,385 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 21,209,385 can be evenly divided by 1 3 5 15 1,413,959 4,241,877 7,069,795 and 21,209,385, with no remainder.

Since 21,209,385 cannot be divided by just 1 and 21,209,385, it is a composite number.


More Examples

Number 21,209,38321,209,38421,209,38621,209,387
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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