Q: Is 21,243,475 a Composite Number?

 A: Yes, 21,243,475 is a composite number.

Why is 21,243,475 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 21,243,475 can be evenly divided by 1 5 11 25 55 275 77,249 386,245 849,739 1,931,225 4,248,695 and 21,243,475, with no remainder.

Since 21,243,475 cannot be divided by just 1 and 21,243,475, it is a composite number.


More Examples

Number 21,243,47321,243,47421,243,47621,243,477
Composite? noyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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