Q: Is 718,820 a Prime Number?
A: No, 718,820 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 718820 can be evenly divided by 1 2 4 5 10 20 127 254 283 508 566 635 1,132 1,270 1,415 2,540 2,830 5,660 35,941 71,882 143,764 179,705 359,410 and 718,820, with no remainder.
Since 718,820 cannot be divided by just 1 and 718,820, it is not a prime number.