Q: Is 31,279 a Prime Number?

A: No, 31,279 is not a prime number.

Why is 31,279 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 31279 can be evenly divided by 1 31 1,009 and 31,279, with no remainder.

Since 31,279 cannot be divided by just 1 and 31,279, it is not a prime number.

Number	31,277	31,278	31,280	31,281
Prime?	yes	no	no	no

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

General Questions

Factoring Questions

Calculation Questions

Miscellaneous Questions