Q: Is 1,020,240 a Prime Number?
A: No, 1,020,240 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 1020240 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 109 117 120 130 144 156 180 195 208 218 234 240 260 312 327 360 390 436 468 520 545 585 624 654 720 780 872 936 981 1,040 1,090 1,170 1,308 1,417 1,560 1,635 1,744 1,872 1,962 2,180 2,340 2,616 2,834 3,120 3,270 3,924 4,251 4,360 4,680 4,905 5,232 5,668 6,540 7,085 7,848 8,502 8,720 9,360 9,810 11,336 12,753 13,080 14,170 15,696 17,004 19,620 21,255 22,672 25,506 26,160 28,340 34,008 39,240 42,510 51,012 56,680 63,765 68,016 78,480 85,020 102,024 113,360 127,530 170,040 204,048 255,060 340,080 510,120 and 1,020,240, with no remainder.
Since 1,020,240 cannot be divided by just 1 and 1,020,240, it is not a prime number.