Q: Is 12,388,320 a Composite Number?

Why is 12,388,320 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 12,388,320 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 70 72 80 84 90 96 105 112 120 126 140 144 160 168 180 210 224 240 252 280 288 315 336 360 420 480 504 560 630 672 720 840 1,008 1,120 1,229 1,260 1,440 1,680 2,016 2,458 2,520 3,360 3,687 4,916 5,040 6,145 7,374 8,603 9,832 10,080 11,061 12,290 14,748 17,206 18,435 19,664 22,122 24,580 25,809 29,496 34,412 36,870 39,328 43,015 44,244 49,160 51,618 55,305 58,992 68,824 73,740 77,427 86,030 88,488 98,320 103,236 110,610 117,984 129,045 137,648 147,480 154,854 172,060 176,976 196,640 206,472 221,220 258,090 275,296 294,960 309,708 344,120 353,952 387,135 412,944 442,440 516,180 589,920 619,416 688,240 774,270 825,888 884,880 1,032,360 1,238,832 1,376,480 1,548,540 1,769,760 2,064,720 2,477,664 3,097,080 4,129,440 6,194,160 and 12,388,320, with no remainder.

Since 12,388,320 cannot be divided by just 1 and 12,388,320, 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).