Q: Is 15,057,240 a Composite Number?

Why is 15,057,240 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 15,057,240 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 17 20 22 24 30 33 34 40 44 51 55 60 61 66 68 85 88 102 110 120 121 122 132 136 165 170 183 187 204 220 242 244 255 264 305 330 340 363 366 374 408 440 484 488 510 561 605 610 660 671 680 726 732 748 915 935 968 1,020 1,037 1,122 1,210 1,220 1,320 1,342 1,452 1,464 1,496 1,815 1,830 1,870 2,013 2,040 2,057 2,074 2,244 2,420 2,440 2,684 2,805 2,904 3,111 3,355 3,630 3,660 3,740 4,026 4,114 4,148 4,488 4,840 5,185 5,368 5,610 6,171 6,222 6,710 7,260 7,320 7,381 7,480 8,052 8,228 8,296 10,065 10,285 10,370 11,220 11,407 12,342 12,444 13,420 14,520 14,762 15,555 16,104 16,456 20,130 20,570 20,740 22,143 22,440 22,814 24,684 24,888 26,840 29,524 30,855 31,110 34,221 36,905 40,260 41,140 41,480 44,286 45,628 49,368 57,035 59,048 61,710 62,220 68,442 73,810 80,520 82,280 88,572 91,256 110,715 114,070 123,420 124,440 125,477 136,884 147,620 171,105 177,144 221,430 228,140 246,840 250,954 273,768 295,240 342,210 376,431 442,860 456,280 501,908 627,385 684,420 752,862 885,720 1,003,816 1,254,770 1,368,840 1,505,724 1,882,155 2,509,540 3,011,448 3,764,310 5,019,080 7,528,620 and 15,057,240, with no remainder.

Since 15,057,240 cannot be divided by just 1 and 15,057,240, 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).