Q: Is 723,139 a Prime Number?
A: No, 723,139 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 723139 can be evenly divided by 1 151 4,789 and 723,139, with no remainder.
Since 723,139 cannot be divided by just 1 and 723,139, it is not a prime number.