Q: Is 720,435 a Prime Number?
A: No, 720,435 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 720435 can be evenly divided by 1 3 5 15 48,029 144,087 240,145 and 720,435, with no remainder.
Since 720,435 cannot be divided by just 1 and 720,435, it is not a prime number.