Q: Is 15,036,240 a Composite Number?

Why is 15,036,240 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 15,036,240 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 40 43 47 48 60 62 80 86 93 94 120 124 129 141 155 172 186 188 215 235 240 248 258 282 310 344 372 376 430 465 470 496 516 564 620 645 688 705 744 752 860 930 940 1,032 1,128 1,240 1,290 1,333 1,410 1,457 1,488 1,720 1,860 1,880 2,021 2,064 2,256 2,480 2,580 2,666 2,820 2,914 3,440 3,720 3,760 3,999 4,042 4,371 5,160 5,332 5,640 5,828 6,063 6,665 7,285 7,440 7,998 8,084 8,742 10,105 10,320 10,664 11,280 11,656 12,126 13,330 14,570 15,996 16,168 17,484 19,995 20,210 21,328 21,855 23,312 24,252 26,660 29,140 30,315 31,992 32,336 34,968 39,990 40,420 43,710 48,504 53,320 58,280 60,630 62,651 63,984 69,936 79,980 80,840 87,420 97,008 106,640 116,560 121,260 125,302 159,960 161,680 174,840 187,953 242,520 250,604 313,255 319,920 349,680 375,906 485,040 501,208 626,510 751,812 939,765 1,002,416 1,253,020 1,503,624 1,879,530 2,506,040 3,007,248 3,759,060 5,012,080 7,518,120 and 15,036,240, with no remainder.

Since 15,036,240 cannot be divided by just 1 and 15,036,240, 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).