Q: Is 21,002,225 a Composite Number?

 A: Yes, 21,002,225 is a composite number.

Why is 21,002,225 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 21,002,225 can be evenly divided by 1 5 17 25 85 425 49,417 247,085 840,089 1,235,425 4,200,445 and 21,002,225, with no remainder.

Since 21,002,225 cannot be divided by just 1 and 21,002,225, it is a composite number.


More Examples

Number 21,002,22321,002,22421,002,22621,002,227
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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