Q: Is 1,180,005 a Prime Number?

 A: No, 1,180,005 is not a prime number.

Why is 1,180,005 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 1180005 can be evenly divided by 1 3 5 15 97 291 485 811 1,455 2,433 4,055 12,165 78,667 236,001 393,335 and 1,180,005, with no remainder.

Since 1,180,005 cannot be divided by just 1 and 1,180,005, it is not a prime number.


More Examples

Number 1,180,0031,180,0041,180,0061,180,007
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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