Q: Is 720,136 a Prime Number?
A: No, 720,136 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 720136 can be evenly divided by 1 2 4 8 90,017 180,034 360,068 and 720,136, with no remainder.
Since 720,136 cannot be divided by just 1 and 720,136, it is not a prime number.