Q: Is 139,375 a Prime Number?
A: No, 139,375 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 139375 can be evenly divided by 1 5 25 125 223 625 1,115 5,575 27,875 and 139,375, with no remainder.
Since 139,375 cannot be divided by just 1 and 139,375, it is not a prime number.