Q: Is 15,702,120 a Composite Number?

Why is 15,702,120 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 15,702,120 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 31 35 36 40 42 45 54 56 60 62 63 67 70 72 84 90 93 105 108 120 124 126 134 135 140 155 168 180 186 189 201 210 216 217 248 252 268 270 279 280 310 315 335 360 372 378 402 420 434 465 469 504 536 540 558 603 620 630 651 670 744 756 804 837 840 868 930 938 945 1,005 1,080 1,085 1,116 1,206 1,240 1,260 1,302 1,340 1,395 1,407 1,512 1,608 1,674 1,736 1,809 1,860 1,876 1,890 1,953 2,010 2,077 2,170 2,232 2,345 2,412 2,520 2,604 2,680 2,790 2,814 3,015 3,255 3,348 3,618 3,720 3,752 3,780 3,906 4,020 4,154 4,185 4,221 4,340 4,690 4,824 5,208 5,580 5,628 5,859 6,030 6,231 6,510 6,696 7,035 7,236 7,560 7,812 8,040 8,308 8,370 8,442 8,680 9,045 9,380 9,765 10,385 11,160 11,256 11,718 12,060 12,462 12,663 13,020 14,070 14,472 14,539 15,624 16,616 16,740 16,884 18,090 18,693 18,760 19,530 20,770 21,105 23,436 24,120 24,924 25,326 26,040 28,140 29,078 29,295 31,155 33,480 33,768 36,180 37,386 39,060 41,540 42,210 43,617 46,872 49,848 50,652 56,079 56,280 58,156 58,590 62,310 63,315 72,360 72,695 74,772 78,120 83,080 84,420 87,234 93,465 101,304 112,158 116,312 117,180 124,620 126,630 130,851 145,390 149,544 168,840 174,468 186,930 218,085 224,316 234,360 249,240 253,260 261,702 280,395 290,780 348,936 373,860 392,553 436,170 448,632 506,520 523,404 560,790 581,560 654,255 747,720 785,106 872,340 1,046,808 1,121,580 1,308,510 1,570,212 1,744,680 1,962,765 2,243,160 2,617,020 3,140,424 3,925,530 5,234,040 7,851,060 and 15,702,120, with no remainder.

Since 15,702,120 cannot be divided by just 1 and 15,702,120, 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).