Q: Is 721,689 a Composite Number?

 A: Yes, 721,689 is a composite number.

Why is 721,689 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 721,689 can be evenly divided by 1 3 109 327 2,207 6,621 240,563 and 721,689, with no remainder.

Since 721,689 cannot be divided by just 1 and 721,689, it is a composite number.


More Examples

Number 721,687721,688721,690721,691
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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