Q: Is 140 a Prime Number?

 A: No, 140 is not a prime number.

Why is 140 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 140 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 and 140, with no remainder.

Since 140 cannot be divided by just 1 and 140, it is not a prime number.


More Examples

Number 138139141142
Prime? noyesnono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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