Q: Is 679,920 a Prime Number?
A: No, 679,920 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 679920 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 2,833 5,666 8,499 11,332 14,165 16,998 22,664 28,330 33,996 42,495 45,328 56,660 67,992 84,990 113,320 135,984 169,980 226,640 339,960 and 679,920, with no remainder.
Since 679,920 cannot be divided by just 1 and 679,920, it is not a prime number.