Q: Is 1,204,005 a Prime Number?

 A: No, 1,204,005 is not a prime number.

Why is 1,204,005 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 1204005 can be evenly divided by 1 3 5 11 15 33 55 165 7,297 21,891 36,485 80,267 109,455 240,801 401,335 and 1,204,005, with no remainder.

Since 1,204,005 cannot be divided by just 1 and 1,204,005, it is not a prime number.


More Examples

Number 1,204,0031,204,0041,204,0061,204,007
Prime? yesnonono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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