Q: Is 842,642 a Prime Number?

 A: No, 842,642 is not a prime number.

Why is 842,642 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 842642 can be evenly divided by 1 2 31 62 13,591 27,182 421,321 and 842,642, with no remainder.

Since 842,642 cannot be divided by just 1 and 842,642, it is not a prime number.


More Examples

Number 842,640842,641842,643842,644
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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