Q: Is 720,340 a Prime Number?
A: No, 720,340 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 720340 can be evenly divided by 1 2 4 5 10 20 36,017 72,034 144,068 180,085 360,170 and 720,340, with no remainder.
Since 720,340 cannot be divided by just 1 and 720,340, it is not a prime number.