Q: Is 78,125 a Prime Number?

 A: No, 78,125 is not a prime number.

Why is 78,125 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 78125 can be evenly divided by 1 5 25 125 625 3,125 15,625 and 78,125, with no remainder.

Since 78,125 cannot be divided by just 1 and 78,125, it is not a prime number.


More Examples

Number 78,12378,12478,12678,127
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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