Q: Is 21,730,743 a Composite Number?

 A: Yes, 21,730,743 is a composite number.

Why is 21,730,743 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 21,730,743 can be evenly divided by 1 3 9 17 51 153 142,031 426,093 1,278,279 2,414,527 7,243,581 and 21,730,743, with no remainder.

Since 21,730,743 cannot be divided by just 1 and 21,730,743, it is a composite number.


More Examples

Number 21,730,74121,730,74221,730,74421,730,745
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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