Q: Is 680,670 a Prime Number?
A: No, 680,670 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 680670 can be evenly divided by 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 2,521 5,042 7,563 12,605 15,126 22,689 25,210 37,815 45,378 68,067 75,630 113,445 136,134 226,890 340,335 and 680,670, with no remainder.
Since 680,670 cannot be divided by just 1 and 680,670, it is not a prime number.