The number 5,306,400 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 30 32 33 36 40 44 45 48 50 55 60 66 67 72 75 80 88 90 96 99 100 110 120 132 134 144 150 160 165 176 180 198 200 201 220 225 240 264 268 275 288 300 330 335 352 360 396 400 402 440 450 480 495 528 536 550 600 603 660 670 720 737 792 800 804 825 880 900 990 1,005 1,056 1,072 1,100 1,200 1,206 1,320 1,340 1,440 1,474 1,584 1,608 1,650 1,675 1,760 1,800 1,980 2,010 2,144 2,200 2,211 2,400 2,412 2,475 2,640 2,680 2,948 3,015 3,168 3,216 3,300 3,350 3,600 3,685 3,960 4,020 4,400 4,422 4,824 4,950 5,025 5,280 5,360 5,896 6,030 6,432 6,600 6,633 6,700 7,200 7,370 7,920 8,040 8,800 8,844 9,648 9,900 10,050 10,720 11,055 11,792 12,060 13,200 13,266 13,400 14,740 15,075 15,840 16,080 17,688 18,425 19,296 19,800 20,100 22,110 23,584 24,120 26,400 26,532 26,800 29,480 30,150 32,160 33,165 35,376 36,850 39,600 40,200 44,220 48,240 53,064 53,600 55,275 58,960 60,300 66,330 70,752 73,700 79,200 80,400 88,440 96,480 106,128 110,550 117,920 120,600 132,660 147,400 160,800 165,825 176,880 212,256 221,100 241,200 265,320 294,800 331,650 353,760 442,200 482,400 530,640 589,600 663,300 884,400 1,061,280 1,326,600 1,768,800 2,653,200 and 5,306,400, with no remainder.
Since 5,306,400 cannot be divided by just 1 and 5,306,400, it is a composite number.