Q: Is 2,002,005 a Prime Number?

 A: No, 2,002,005 is not a prime number.

Why is 2,002,005 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 2002005 can be evenly divided by 1 3 5 9 15 17 45 51 85 153 255 765 2,617 7,851 13,085 23,553 39,255 44,489 117,765 133,467 222,445 400,401 667,335 and 2,002,005, with no remainder.

Since 2,002,005 cannot be divided by just 1 and 2,002,005, it is not a prime number.


More Examples

Number 2,002,0032,002,0042,002,0062,002,007
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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