Q: Is 682,720 a Prime Number?
A: No, 682,720 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 682720 can be evenly divided by 1 2 4 5 8 10 16 17 20 32 34 40 68 80 85 136 160 170 251 272 340 502 544 680 1,004 1,255 1,360 2,008 2,510 2,720 4,016 4,267 5,020 8,032 8,534 10,040 17,068 20,080 21,335 34,136 40,160 42,670 68,272 85,340 136,544 170,680 341,360 and 682,720, with no remainder.
Since 682,720 cannot be divided by just 1 and 682,720, it is not a prime number.