Q: Is 520,003 a Prime Number?

 A: No, 520,003 is not a prime number.

Why is 520,003 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 520003 can be evenly divided by 1 11 41 451 1,153 12,683 47,273 and 520,003, with no remainder.

Since 520,003 cannot be divided by just 1 and 520,003, it is not a prime number.


More Examples

Number 520,001520,002520,004520,005
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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