Q: Is 2,684,640 a Composite Number?

Why is 2,684,640 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 2,684,640 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 28 30 32 34 35 40 42 47 48 51 56 60 68 70 80 84 85 94 96 102 105 112 119 120 136 140 141 160 168 170 188 204 210 224 235 238 240 255 272 280 282 329 336 340 357 376 408 420 470 476 480 510 544 560 564 595 658 672 680 705 714 752 799 816 840 940 952 987 1,020 1,120 1,128 1,190 1,316 1,360 1,410 1,428 1,504 1,598 1,632 1,645 1,680 1,785 1,880 1,904 1,974 2,040 2,256 2,380 2,397 2,632 2,720 2,820 2,856 3,196 3,290 3,360 3,570 3,760 3,808 3,948 3,995 4,080 4,512 4,760 4,794 4,935 5,264 5,593 5,640 5,712 6,392 6,580 7,140 7,520 7,896 7,990 8,160 9,520 9,588 9,870 10,528 11,186 11,280 11,424 11,985 12,784 13,160 14,280 15,792 15,980 16,779 19,040 19,176 19,740 22,372 22,560 23,970 25,568 26,320 27,965 28,560 31,584 31,960 33,558 38,352 39,480 44,744 47,940 52,640 55,930 57,120 63,920 67,116 76,704 78,960 83,895 89,488 95,880 111,860 127,840 134,232 157,920 167,790 178,976 191,760 223,720 268,464 335,580 383,520 447,440 536,928 671,160 894,880 1,342,320 and 2,684,640, with no remainder.

Since 2,684,640 cannot be divided by just 1 and 2,684,640, 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).