Q: Is 1,241,240 a Prime Number?
A: No, 1,241,240 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 1241240 can be evenly divided by 1 2 4 5 7 8 10 11 13 14 20 22 26 28 31 35 40 44 52 55 56 62 65 70 77 88 91 104 110 124 130 140 143 154 155 182 217 220 248 260 280 286 308 310 341 364 385 403 434 440 455 520 572 616 620 682 715 728 770 806 868 910 1,001 1,085 1,144 1,240 1,364 1,430 1,540 1,612 1,705 1,736 1,820 2,002 2,015 2,170 2,387 2,728 2,821 2,860 3,080 3,224 3,410 3,640 4,004 4,030 4,340 4,433 4,774 5,005 5,642 5,720 6,820 8,008 8,060 8,680 8,866 9,548 10,010 11,284 11,935 13,640 14,105 16,120 17,732 19,096 20,020 22,165 22,568 23,870 28,210 31,031 35,464 40,040 44,330 47,740 56,420 62,062 88,660 95,480 112,840 124,124 155,155 177,320 248,248 310,310 620,620 and 1,241,240, with no remainder.
Since 1,241,240 cannot be divided by just 1 and 1,241,240, it is not a prime number.