Q: Is 139,945 a Prime Number?
A: No, 139,945 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 139945 can be evenly divided by 1 5 13 65 2,153 10,765 27,989 and 139,945, with no remainder.
Since 139,945 cannot be divided by just 1 and 139,945, it is not a prime number.