Q: Is 722,660 a Prime Number?
A: No, 722,660 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 722660 can be evenly divided by 1 2 4 5 10 20 23 46 92 115 230 460 1,571 3,142 6,284 7,855 15,710 31,420 36,133 72,266 144,532 180,665 361,330 and 722,660, with no remainder.
Since 722,660 cannot be divided by just 1 and 722,660, it is not a prime number.