The number 9,379,800 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 45 50 54 60 72 75 81 90 100 108 120 135 150 162 180 193 200 216 225 243 270 300 324 360 386 405 450 486 540 579 600 648 675 772 810 900 965 972 1,080 1,158 1,215 1,350 1,544 1,620 1,737 1,800 1,930 1,944 2,025 2,316 2,430 2,700 2,895 3,240 3,474 3,860 4,050 4,632 4,825 4,860 5,211 5,400 5,790 6,075 6,948 7,720 8,100 8,685 9,650 9,720 10,422 11,580 12,150 13,896 14,475 15,633 16,200 17,370 19,300 20,844 23,160 24,300 26,055 28,950 31,266 34,740 38,600 41,688 43,425 46,899 48,600 52,110 57,900 62,532 69,480 78,165 86,850 93,798 104,220 115,800 125,064 130,275 156,330 173,700 187,596 208,440 234,495 260,550 312,660 347,400 375,192 390,825 468,990 521,100 625,320 781,650 937,980 1,042,200 1,172,475 1,563,300 1,875,960 2,344,950 3,126,600 4,689,900 and 9,379,800, with no remainder.
Since 9,379,800 cannot be divided by just 1 and 9,379,800, it is a composite number.