Q: Is 8,637,840 a Composite Number?

Why is 8,637,840 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 8,637,840 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 36 40 43 45 48 54 60 62 72 80 81 86 90 93 108 120 124 129 135 144 155 162 172 180 186 215 216 240 248 258 270 279 310 324 344 360 372 387 405 430 432 465 496 516 540 558 620 645 648 688 720 744 774 810 837 860 930 1,032 1,080 1,116 1,161 1,240 1,290 1,296 1,333 1,395 1,488 1,548 1,620 1,674 1,720 1,860 1,935 2,064 2,160 2,232 2,322 2,480 2,511 2,580 2,666 2,790 3,096 3,240 3,348 3,440 3,483 3,720 3,870 3,999 4,185 4,464 4,644 5,022 5,160 5,332 5,580 5,805 6,192 6,480 6,665 6,696 6,966 7,440 7,740 7,998 8,370 9,288 10,044 10,320 10,664 11,160 11,610 11,997 12,555 13,330 13,392 13,932 15,480 15,996 16,740 17,415 18,576 19,995 20,088 21,328 22,320 23,220 23,994 25,110 26,660 27,864 30,960 31,992 33,480 34,830 35,991 39,990 40,176 46,440 47,988 50,220 53,320 55,728 59,985 63,984 66,960 69,660 71,982 79,980 92,880 95,976 100,440 106,640 107,973 119,970 139,320 143,964 159,960 179,955 191,952 200,880 215,946 239,940 278,640 287,928 319,920 359,910 431,892 479,880 539,865 575,856 719,820 863,784 959,760 1,079,730 1,439,640 1,727,568 2,159,460 2,879,280 4,318,920 and 8,637,840, with no remainder.

Since 8,637,840 cannot be divided by just 1 and 8,637,840, 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).