Q: Is 722,180 a Prime Number?
A: No, 722,180 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 722180 can be evenly divided by 1 2 4 5 10 20 36,109 72,218 144,436 180,545 361,090 and 722,180, with no remainder.
Since 722,180 cannot be divided by just 1 and 722,180, it is not a prime number.