Q: Is 1,500,840 a Prime Number?
A: No, 1,500,840 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 1500840 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 30 33 36 40 44 45 55 60 66 72 88 90 99 110 120 132 165 180 198 220 264 330 360 379 396 440 495 660 758 792 990 1,137 1,320 1,516 1,895 1,980 2,274 3,032 3,411 3,790 3,960 4,169 4,548 5,685 6,822 7,580 8,338 9,096 11,370 12,507 13,644 15,160 16,676 17,055 20,845 22,740 25,014 27,288 33,352 34,110 37,521 41,690 45,480 50,028 62,535 68,220 75,042 83,380 100,056 125,070 136,440 150,084 166,760 187,605 250,140 300,168 375,210 500,280 750,420 and 1,500,840, with no remainder.
Since 1,500,840 cannot be divided by just 1 and 1,500,840, it is not a prime number.