Q: Is 120,642,750 a Composite Number?

Why is 120,642,750 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 120,642,750 can be evenly divided by 1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 61 75 90 122 125 135 150 183 225 250 270 293 305 366 375 450 549 586 610 675 750 879 915 1,098 1,125 1,350 1,465 1,525 1,647 1,758 1,830 2,250 2,637 2,745 2,930 3,050 3,294 3,375 4,395 4,575 5,274 5,490 6,750 7,325 7,625 7,911 8,235 8,790 9,150 13,185 13,725 14,650 15,250 15,822 16,470 17,873 21,975 22,875 26,370 27,450 35,746 36,625 39,555 41,175 43,950 45,750 53,619 65,925 68,625 73,250 79,110 82,350 89,365 107,238 109,875 131,850 137,250 160,857 178,730 197,775 205,875 219,750 268,095 321,714 329,625 395,550 411,750 446,825 482,571 536,190 659,250 804,285 893,650 965,142 988,875 1,340,475 1,608,570 1,977,750 2,234,125 2,412,855 2,680,950 4,021,425 4,468,250 4,825,710 6,702,375 8,042,850 12,064,275 13,404,750 20,107,125 24,128,550 40,214,250 60,321,375 and 120,642,750, with no remainder.

Since 120,642,750 cannot be divided by just 1 and 120,642,750, 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).