Q: Is 139,951 a Prime Number?
A: No, 139,951 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 139951 can be evenly divided by 1 7 19,993 and 139,951, with no remainder.
Since 139,951 cannot be divided by just 1 and 139,951, it is not a prime number.