Q: Is 139,628 a Prime Number?
A: No, 139,628 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 139628 can be evenly divided by 1 2 4 67 134 268 521 1,042 2,084 34,907 69,814 and 139,628, with no remainder.
Since 139,628 cannot be divided by just 1 and 139,628, it is not a prime number.