Q: Is 647,708 a Prime Number?
A: No, 647,708 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 647708 can be evenly divided by 1 2 4 193 386 772 839 1,678 3,356 161,927 323,854 and 647,708, with no remainder.
Since 647,708 cannot be divided by just 1 and 647,708, it is not a prime number.