The number 6,236,160 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 29 30 32 35 40 42 48 56 58 60 64 70 80 84 87 96 105 112 116 120 128 140 145 160 168 174 192 203 210 224 232 240 256 280 290 320 336 348 384 406 420 435 448 464 480 512 560 580 609 640 672 696 768 812 840 870 896 928 960 1,015 1,024 1,120 1,160 1,218 1,280 1,344 1,392 1,536 1,624 1,680 1,740 1,792 1,856 1,920 2,030 2,048 2,240 2,320 2,436 2,560 2,688 2,784 3,045 3,072 3,248 3,360 3,480 3,584 3,712 3,840 4,060 4,480 4,640 4,872 5,120 5,376 5,568 6,090 6,144 6,496 6,720 6,960 7,168 7,424 7,680 8,120 8,960 9,280 9,744 10,240 10,752 11,136 12,180 12,992 13,440 13,920 14,336 14,848 15,360 16,240 17,920 18,560 19,488 21,504 22,272 24,360 25,984 26,880 27,840 29,696 30,720 32,480 35,840 37,120 38,976 43,008 44,544 48,720 51,968 53,760 55,680 59,392 64,960 71,680 74,240 77,952 89,088 97,440 103,936 107,520 111,360 129,920 148,480 155,904 178,176 194,880 207,872 215,040 222,720 259,840 296,960 311,808 389,760 415,744 445,440 519,680 623,616 779,520 890,880 1,039,360 1,247,232 1,559,040 2,078,720 3,118,080 and 6,236,160, with no remainder.
Since 6,236,160 cannot be divided by just 1 and 6,236,160, it is a composite number.