Q: Is 1,867,320 a Composite Number?

Why is 1,867,320 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 1,867,320 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 13 14 15 18 19 20 21 24 26 27 28 30 35 36 38 39 40 42 45 52 54 56 57 60 63 65 70 72 76 78 84 90 91 95 104 105 108 114 117 120 126 130 133 135 140 152 156 168 171 180 182 189 190 195 210 216 228 234 247 252 260 266 270 273 280 285 312 315 342 351 360 364 378 380 390 399 420 455 456 468 494 504 513 520 532 540 546 570 585 630 665 684 702 728 741 756 760 780 798 819 840 855 910 936 945 988 1,026 1,064 1,080 1,092 1,140 1,170 1,197 1,235 1,260 1,330 1,365 1,368 1,404 1,482 1,512 1,560 1,596 1,638 1,710 1,729 1,755 1,820 1,890 1,976 1,995 2,052 2,184 2,223 2,280 2,340 2,394 2,457 2,470 2,520 2,565 2,660 2,730 2,808 2,964 3,192 3,276 3,420 3,458 3,510 3,591 3,640 3,705 3,780 3,990 4,095 4,104 4,446 4,680 4,788 4,914 4,940 5,130 5,187 5,320 5,460 5,928 5,985 6,552 6,669 6,840 6,916 7,020 7,182 7,410 7,560 7,980 8,190 8,645 8,892 9,576 9,828 9,880 10,260 10,374 10,920 11,115 11,970 12,285 13,338 13,832 14,040 14,364 14,820 15,561 15,960 16,380 17,290 17,784 17,955 19,656 20,520 20,748 22,230 23,940 24,570 25,935 26,676 28,728 29,640 31,122 32,760 33,345 34,580 35,910 41,496 44,460 46,683 47,880 49,140 51,870 53,352 62,244 66,690 69,160 71,820 77,805 88,920 93,366 98,280 103,740 124,488 133,380 143,640 155,610 186,732 207,480 233,415 266,760 311,220 373,464 466,830 622,440 933,660 and 1,867,320, with no remainder.

Since 1,867,320 cannot be divided by just 1 and 1,867,320, 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).