Q: Is 642,990 a Composite Number?

 A: Yes, 642,990 is a composite number.

Why is 642,990 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 642,990 can be evenly divided by 1 2 3 5 6 10 15 30 21,433 42,866 64,299 107,165 128,598 214,330 321,495 and 642,990, with no remainder.

Since 642,990 cannot be divided by just 1 and 642,990, it is a composite number.


More Examples

Number 642,988642,989642,991642,992
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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