The number 5,321,160 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 78 90 104 108 117 120 130 135 156 180 195 216 234 260 270 312 351 360 379 390 468 520 540 585 702 758 780 936 1,080 1,137 1,170 1,404 1,516 1,560 1,755 1,895 2,274 2,340 2,808 3,032 3,411 3,510 3,790 4,548 4,680 4,927 5,685 6,822 7,020 7,580 9,096 9,854 10,233 11,370 13,644 14,040 14,781 15,160 17,055 19,708 20,466 22,740 24,635 27,288 29,562 34,110 39,416 40,932 44,343 45,480 49,270 51,165 59,124 68,220 73,905 81,864 88,686 98,540 102,330 118,248 133,029 136,440 147,810 177,372 197,080 204,660 221,715 266,058 295,620 354,744 409,320 443,430 532,116 591,240 665,145 886,860 1,064,232 1,330,290 1,773,720 2,660,580 and 5,321,160, with no remainder.
Since 5,321,160 cannot be divided by just 1 and 5,321,160, it is a composite number.