Q: Is 688,488 a Prime Number?
A: No, 688,488 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 688488 can be evenly divided by 1 2 3 4 6 8 12 24 28,687 57,374 86,061 114,748 172,122 229,496 344,244 and 688,488, with no remainder.
Since 688,488 cannot be divided by just 1 and 688,488, it is not a prime number.