Q: Is 1,544,400 a Composite Number?

Why is 1,544,400 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 1,544,400 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 13 15 16 18 20 22 24 25 26 27 30 33 36 39 40 44 45 48 50 52 54 55 60 65 66 72 75 78 80 88 90 99 100 104 108 110 117 120 130 132 135 143 144 150 156 165 176 180 195 198 200 208 216 220 225 234 240 260 264 270 275 286 297 300 312 325 330 351 360 390 396 400 429 432 440 450 468 495 520 528 540 550 572 585 594 600 624 650 660 675 702 715 720 780 792 825 858 880 900 936 975 990 1,040 1,080 1,100 1,144 1,170 1,188 1,200 1,287 1,300 1,320 1,350 1,404 1,430 1,485 1,560 1,584 1,650 1,716 1,755 1,800 1,872 1,950 1,980 2,145 2,160 2,200 2,288 2,340 2,376 2,475 2,574 2,600 2,640 2,700 2,808 2,860 2,925 2,970 3,120 3,300 3,432 3,510 3,575 3,600 3,861 3,900 3,960 4,290 4,400 4,680 4,752 4,950 5,148 5,200 5,400 5,616 5,720 5,850 5,940 6,435 6,600 6,864 7,020 7,150 7,425 7,722 7,800 7,920 8,580 8,775 9,360 9,900 10,296 10,725 10,800 11,440 11,700 11,880 12,870 13,200 14,040 14,300 14,850 15,444 15,600 17,160 17,550 19,305 19,800 20,592 21,450 23,400 23,760 25,740 28,080 28,600 29,700 30,888 32,175 34,320 35,100 38,610 39,600 42,900 46,800 51,480 57,200 59,400 61,776 64,350 70,200 77,220 85,800 96,525 102,960 118,800 128,700 140,400 154,440 171,600 193,050 257,400 308,880 386,100 514,800 772,200 and 1,544,400, with no remainder.

Since 1,544,400 cannot be divided by just 1 and 1,544,400, 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).