Q: Is 677,960 a Prime Number?
A: No, 677,960 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 677960 can be evenly divided by 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 997 1,994 3,988 4,985 7,976 9,970 16,949 19,940 33,898 39,880 67,796 84,745 135,592 169,490 338,980 and 677,960, with no remainder.
Since 677,960 cannot be divided by just 1 and 677,960, it is not a prime number.