Q: Is 726,840 a Prime Number?
A: No, 726,840 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 726840 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 673 1,080 1,346 2,019 2,692 3,365 4,038 5,384 6,057 6,730 8,076 10,095 12,114 13,460 16,152 18,171 20,190 24,228 26,920 30,285 36,342 40,380 48,456 60,570 72,684 80,760 90,855 121,140 145,368 181,710 242,280 363,420 and 726,840, with no remainder.
Since 726,840 cannot be divided by just 1 and 726,840, it is not a prime number.