Q: Is 676,480 a Prime Number?
A: No, 676,480 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 676480 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 151 160 224 280 302 320 448 560 604 640 755 896 1,057 1,120 1,208 1,510 2,114 2,240 2,416 3,020 4,228 4,480 4,832 5,285 6,040 8,456 9,664 10,570 12,080 16,912 19,328 21,140 24,160 33,824 42,280 48,320 67,648 84,560 96,640 135,296 169,120 338,240 and 676,480, with no remainder.
Since 676,480 cannot be divided by just 1 and 676,480, it is not a prime number.