Q: Is 900,720 a Prime Number?
A: No, 900,720 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 900720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 139 144 162 180 216 240 270 278 324 360 405 417 432 540 556 648 695 720 810 834 1,080 1,112 1,251 1,296 1,390 1,620 1,668 2,085 2,160 2,224 2,502 2,780 3,240 3,336 3,753 4,170 5,004 5,560 6,255 6,480 6,672 7,506 8,340 10,008 11,120 11,259 12,510 15,012 16,680 18,765 20,016 22,518 25,020 30,024 33,360 37,530 45,036 50,040 56,295 60,048 75,060 90,072 100,080 112,590 150,120 180,144 225,180 300,240 450,360 and 900,720, with no remainder.
Since 900,720 cannot be divided by just 1 and 900,720, it is not a prime number.