Q: Is 659,940 a Prime Number?
A: No, 659,940 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 659940 can be evenly divided by 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 647 1,020 1,294 1,941 2,588 3,235 3,882 6,470 7,764 9,705 10,999 12,940 19,410 21,998 32,997 38,820 43,996 54,995 65,994 109,990 131,988 164,985 219,980 329,970 and 659,940, with no remainder.
Since 659,940 cannot be divided by just 1 and 659,940, it is not a prime number.