Q: Is 1,020 a Prime Number?

 A: No, 1,020 is not a prime number.

Why is 1,020 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 1020 can be evenly divided by 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 and 1,020, with no remainder.

Since 1,020 cannot be divided by just 1 and 1,020, it is not a prime number.


More Examples

Number 1,0181,0191,0211,022
Prime? noyesyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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