Q: Is 31,321,009 a Prime Number?

 A: No, 31,321,009 is not a prime number.

Why is 31,321,009 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 31321009 can be evenly divided by 1 23 97 101 139 2,231 2,323 3,197 9,797 13,483 14,039 225,331 310,109 322,897 1,361,783 and 31,321,009, with no remainder.

Since 31,321,009 cannot be divided by just 1 and 31,321,009, 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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