Q: Is 726,430 a Prime Number?
A: No, 726,430 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 726430 can be evenly divided by 1 2 5 10 72,643 145,286 363,215 and 726,430, with no remainder.
Since 726,430 cannot be divided by just 1 and 726,430, it is not a prime number.