Q: Is 139,979 a Prime Number?
A: No, 139,979 is 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 139979 can be evenly divided by 1 7 19,997 and 139,979, with no remainder.
Since 139,979 cannot be divided by just 1 and 139,979, it is not a prime number.