The number 6,156,000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 27 30 32 36 38 40 45 48 50 54 57 60 72 75 76 80 81 90 95 96 100 108 114 120 125 135 144 150 152 160 162 171 180 190 200 216 225 228 240 250 270 285 288 300 304 324 342 360 375 380 400 405 432 450 456 475 480 500 513 540 570 600 608 648 675 684 720 750 760 800 810 855 864 900 912 950 1,000 1,026 1,080 1,125 1,140 1,200 1,296 1,350 1,368 1,425 1,440 1,500 1,520 1,539 1,620 1,710 1,800 1,824 1,900 2,000 2,025 2,052 2,160 2,250 2,280 2,375 2,400 2,565 2,592 2,700 2,736 2,850 3,000 3,040 3,078 3,240 3,375 3,420 3,600 3,800 4,000 4,050 4,104 4,275 4,320 4,500 4,560 4,750 5,130 5,400 5,472 5,700 6,000 6,156 6,480 6,750 6,840 7,125 7,200 7,600 7,695 8,100 8,208 8,550 9,000 9,120 9,500 10,125 10,260 10,800 11,400 12,000 12,312 12,825 12,960 13,500 13,680 14,250 15,200 15,390 16,200 16,416 17,100 18,000 19,000 20,250 20,520 21,375 21,600 22,800 24,624 25,650 27,000 27,360 28,500 30,780 32,400 34,200 36,000 38,000 38,475 40,500 41,040 42,750 45,600 49,248 51,300 54,000 57,000 61,560 64,125 64,800 68,400 76,000 76,950 81,000 82,080 85,500 102,600 108,000 114,000 123,120 128,250 136,800 153,900 162,000 171,000 192,375 205,200 228,000 246,240 256,500 307,800 324,000 342,000 384,750 410,400 513,000 615,600 684,000 769,500 1,026,000 1,231,200 1,539,000 2,052,000 3,078,000 and 6,156,000, with no remainder.
Since 6,156,000 cannot be divided by just 1 and 6,156,000, it is a composite number.