Q: Is 139,731 a Prime Number?
A: No, 139,731 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 139731 can be evenly divided by 1 3 47 141 991 2,973 46,577 and 139,731, with no remainder.
Since 139,731 cannot be divided by just 1 and 139,731, it is not a prime number.