Q: Is 12,642,900 a Composite Number?

Why is 12,642,900 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 12,642,900 can be evenly divided by 1 2 3 4 5 6 10 12 15 17 20 25 30 34 37 50 51 60 67 68 74 75 85 100 102 111 134 148 150 170 185 201 204 222 255 268 300 335 340 370 402 425 444 510 555 629 670 740 804 850 925 1,005 1,020 1,110 1,139 1,258 1,275 1,340 1,675 1,700 1,850 1,887 2,010 2,220 2,278 2,479 2,516 2,550 2,775 3,145 3,350 3,417 3,700 3,774 4,020 4,556 4,958 5,025 5,100 5,550 5,695 6,290 6,700 6,834 7,437 7,548 9,435 9,916 10,050 11,100 11,390 12,395 12,580 13,668 14,874 15,725 17,085 18,870 20,100 22,780 24,790 28,475 29,748 31,450 34,170 37,185 37,740 42,143 47,175 49,580 56,950 61,975 62,900 68,340 74,370 84,286 85,425 94,350 113,900 123,950 126,429 148,740 168,572 170,850 185,925 188,700 210,715 247,900 252,858 341,700 371,850 421,430 505,716 632,145 743,700 842,860 1,053,575 1,264,290 2,107,150 2,528,580 3,160,725 4,214,300 6,321,450 and 12,642,900, with no remainder.

Since 12,642,900 cannot be divided by just 1 and 12,642,900, 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).