Q: Is 1,231,200 a Composite Number?

Why is 1,231,200 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 1,231,200 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 96 100 108 114 120 135 144 150 152 160 162 171 180 190 200 216 225 228 240 270 285 288 300 304 324 342 360 380 400 405 432 450 456 475 480 513 540 570 600 608 648 675 684 720 760 800 810 855 864 900 912 950 1,026 1,080 1,140 1,200 1,296 1,350 1,368 1,425 1,440 1,520 1,539 1,620 1,710 1,800 1,824 1,900 2,025 2,052 2,160 2,280 2,400 2,565 2,592 2,700 2,736 2,850 3,040 3,078 3,240 3,420 3,600 3,800 4,050 4,104 4,275 4,320 4,560 5,130 5,400 5,472 5,700 6,156 6,480 6,840 7,200 7,600 7,695 8,100 8,208 8,550 9,120 10,260 10,800 11,400 12,312 12,825 12,960 13,680 15,200 15,390 16,200 16,416 17,100 20,520 21,600 22,800 24,624 25,650 27,360 30,780 32,400 34,200 38,475 41,040 45,600 49,248 51,300 61,560 64,800 68,400 76,950 82,080 102,600 123,120 136,800 153,900 205,200 246,240 307,800 410,400 615,600 and 1,231,200, with no remainder.

Since 1,231,200 cannot be divided by just 1 and 1,231,200, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).