Q: Is 7,678,080 a Composite Number?

Why is 7,678,080 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 7,678,080 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 31 32 36 40 43 45 48 60 62 64 72 80 86 90 93 96 120 124 128 129 144 155 160 172 180 186 192 215 240 248 258 279 288 310 320 344 360 372 384 387 430 465 480 496 516 558 576 620 640 645 688 720 744 774 860 930 960 992 1,032 1,116 1,152 1,240 1,290 1,333 1,376 1,395 1,440 1,488 1,548 1,720 1,860 1,920 1,935 1,984 2,064 2,232 2,480 2,580 2,666 2,752 2,790 2,880 2,976 3,096 3,440 3,720 3,870 3,968 3,999 4,128 4,464 4,960 5,160 5,332 5,504 5,580 5,760 5,952 6,192 6,665 6,880 7,440 7,740 7,998 8,256 8,928 9,920 10,320 10,664 11,160 11,904 11,997 12,384 13,330 13,760 14,880 15,480 15,996 16,512 17,856 19,840 19,995 20,640 21,328 22,320 23,994 24,768 26,660 27,520 29,760 30,960 31,992 35,712 39,990 41,280 42,656 44,640 47,988 49,536 53,320 59,520 59,985 61,920 63,984 79,980 82,560 85,312 89,280 95,976 106,640 119,970 123,840 127,968 159,960 170,624 178,560 191,952 213,280 239,940 247,680 255,936 319,920 383,904 426,560 479,880 511,872 639,840 767,808 853,120 959,760 1,279,680 1,535,616 1,919,520 2,559,360 3,839,040 and 7,678,080, with no remainder.

Since 7,678,080 cannot be divided by just 1 and 7,678,080, 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).