Q: Is 420,642 a Composite Number?

 A: Yes, 420,642 is a composite number.

Why is 420,642 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 420,642 can be evenly divided by 1 2 3 6 9 18 23,369 46,738 70,107 140,214 210,321 and 420,642, with no remainder.

Since 420,642 cannot be divided by just 1 and 420,642, it is a composite number.


More Examples

Number 420,640420,641420,643420,644
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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