Q: Is 139,473 a Prime Number?
A: No, 139,473 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 139473 can be evenly divided by 1 3 9 15,497 46,491 and 139,473, with no remainder.
Since 139,473 cannot be divided by just 1 and 139,473, it is not a prime number.