Q: Is 18,008,004 a Prime Number?

 A: No, 18,008,004 is not a prime number.

Why is 18,008,004 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 18008004 can be evenly divided by 1 2 3 4 6 7 12 14 21 28 42 84 214,381 428,762 643,143 857,524 1,286,286 1,500,667 2,572,572 3,001,334 4,502,001 6,002,668 9,004,002 and 18,008,004, with no remainder.

Since 18,008,004 cannot be divided by just 1 and 18,008,004, it is not a prime number.


More Examples

Number 18,008,00218,008,00318,008,00518,008,006
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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