The number 2,900,160 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 30 32 36 38 40 45 48 53 57 60 64 72 76 80 90 95 96 106 114 120 144 152 159 160 171 180 190 192 212 228 240 265 285 288 304 318 320 342 360 380 424 456 477 480 530 570 576 608 636 684 720 760 795 848 855 912 954 960 1,007 1,060 1,140 1,216 1,272 1,368 1,440 1,520 1,590 1,696 1,710 1,824 1,908 2,014 2,120 2,280 2,385 2,544 2,736 2,880 3,021 3,040 3,180 3,392 3,420 3,648 3,816 4,028 4,240 4,560 4,770 5,035 5,088 5,472 6,042 6,080 6,360 6,840 7,632 8,056 8,480 9,063 9,120 9,540 10,070 10,176 10,944 12,084 12,720 13,680 15,105 15,264 16,112 16,960 18,126 18,240 19,080 20,140 24,168 25,440 27,360 30,210 30,528 32,224 36,252 38,160 40,280 45,315 48,336 50,880 54,720 60,420 64,448 72,504 76,320 80,560 90,630 96,672 120,840 145,008 152,640 161,120 181,260 193,344 241,680 290,016 322,240 362,520 483,360 580,032 725,040 966,720 1,450,080 and 2,900,160, with no remainder.
Since 2,900,160 cannot be divided by just 1 and 2,900,160, it is a composite number.