The number 1,302,480 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 67 72 80 81 90 108 120 134 135 144 162 180 201 216 240 243 268 270 324 335 360 402 405 432 486 536 540 603 648 670 720 804 810 972 1,005 1,072 1,080 1,206 1,215 1,296 1,340 1,608 1,620 1,809 1,944 2,010 2,160 2,412 2,430 2,680 3,015 3,216 3,240 3,618 3,888 4,020 4,824 4,860 5,360 5,427 6,030 6,480 7,236 8,040 9,045 9,648 9,720 10,854 12,060 14,472 16,080 16,281 18,090 19,440 21,708 24,120 27,135 28,944 32,562 36,180 43,416 48,240 54,270 65,124 72,360 81,405 86,832 108,540 130,248 144,720 162,810 217,080 260,496 325,620 434,160 651,240 and 1,302,480, with no remainder.
Since 1,302,480 cannot be divided by just 1 and 1,302,480, it is a composite number.