Q: Is 823,680 a Composite Number?

Why is 823,680 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 823,680 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 13 15 16 18 20 22 24 26 30 32 33 36 39 40 44 45 48 52 55 60 64 65 66 72 78 80 88 90 96 99 104 110 117 120 128 130 132 143 144 156 160 165 176 180 192 195 198 208 220 234 240 260 264 286 288 312 320 330 352 360 384 390 396 416 429 440 468 480 495 520 528 572 576 585 624 640 660 704 715 720 780 792 832 858 880 936 960 990 1,040 1,056 1,144 1,152 1,170 1,248 1,287 1,320 1,408 1,430 1,440 1,560 1,584 1,664 1,716 1,760 1,872 1,920 1,980 2,080 2,112 2,145 2,288 2,340 2,496 2,574 2,640 2,860 2,880 3,120 3,168 3,432 3,520 3,744 3,960 4,160 4,224 4,290 4,576 4,680 4,992 5,148 5,280 5,720 5,760 6,240 6,336 6,435 6,864 7,040 7,488 7,920 8,320 8,580 9,152 9,360 10,296 10,560 11,440 12,480 12,672 12,870 13,728 14,976 15,840 17,160 18,304 18,720 20,592 21,120 22,880 24,960 25,740 27,456 31,680 34,320 37,440 41,184 45,760 51,480 54,912 63,360 68,640 74,880 82,368 91,520 102,960 137,280 164,736 205,920 274,560 411,840 and 823,680, with no remainder.

Since 823,680 cannot be divided by just 1 and 823,680, 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).