Q: Is 31,240,047 a Prime Number?

 A: No, 31,240,047 is not a prime number.

Why is 31,240,047 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 31240047 can be evenly divided by 1 3 19 29 57 87 551 1,653 18,899 56,697 359,081 548,071 1,077,243 1,644,213 10,413,349 and 31,240,047, with no remainder.

Since 31,240,047 cannot be divided by just 1 and 31,240,047, 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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