Q: Is 42,603,472 a Prime Number?

 A: No, 42,603,472 is not a prime number.

Why is 42,603,472 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 42603472 can be evenly divided by 1 2 4 8 16 19 38 76 152 304 140,143 280,286 560,572 1,121,144 2,242,288 2,662,717 5,325,434 10,650,868 21,301,736 and 42,603,472, with no remainder.

Since 42,603,472 cannot be divided by just 1 and 42,603,472, it is not a prime number.


More Examples

  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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