Q: Is 398,643 a Composite Number?

 A: Yes, 398,643 is a composite number.

Why is 398,643 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 398,643 can be evenly divided by 1 3 7 21 41 123 287 463 861 1,389 3,241 9,723 18,983 56,949 132,881 and 398,643, with no remainder.

Since 398,643 cannot be divided by just 1 and 398,643, it is a composite number.


More Examples

Number 398,641398,642398,644398,645
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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