Q: Is 778,629 a Prime Number?
A: No, 778,629 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 778629 can be evenly divided by 1 3 461 563 1,383 1,689 259,543 and 778,629, with no remainder.
Since 778,629 cannot be divided by just 1 and 778,629, it is not a prime number.