Q: Is 800,668 a Prime Number?
A: No, 800,668 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 800668 can be evenly divided by 1 2 4 11 22 31 44 62 124 341 587 682 1,174 1,364 2,348 6,457 12,914 18,197 25,828 36,394 72,788 200,167 400,334 and 800,668, with no remainder.
Since 800,668 cannot be divided by just 1 and 800,668, it is not a prime number.