Q: Is 520 a Prime Number?

 A: No, 520 is not a prime number.

Why is 520 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 520 can be evenly divided by 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 and 520, with no remainder.

Since 520 cannot be divided by just 1 and 520, it is not a prime number.


More Examples

Number 518519521522
Prime? nonoyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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