Q: Is 11,221,210 a Composite Number?

Why is 11,221,210 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 11,221,210 can be evenly divided by 1 2 5 7 10 11 13 14 19 22 26 35 38 55 59 65 70 77 91 95 110 118 130 133 143 154 182 190 209 247 266 286 295 385 413 418 455 494 590 649 665 715 767 770 826 910 1,001 1,045 1,121 1,235 1,298 1,330 1,430 1,463 1,534 1,729 2,002 2,065 2,090 2,242 2,470 2,717 2,926 3,245 3,458 3,835 4,130 4,543 5,005 5,369 5,434 5,605 6,490 7,315 7,670 7,847 8,437 8,645 9,086 10,010 10,738 11,210 12,331 13,585 14,573 14,630 15,694 16,874 17,290 19,019 22,715 24,662 26,845 27,170 29,146 38,038 39,235 42,185 45,430 53,690 59,059 61,655 72,865 78,470 84,370 86,317 95,095 102,011 118,118 123,310 145,730 160,303 172,634 190,190 204,022 295,295 320,606 431,585 510,055 590,590 801,515 863,170 1,020,110 1,122,121 1,603,030 2,244,242 5,610,605 and 11,221,210, with no remainder.

Since 11,221,210 cannot be divided by just 1 and 11,221,210, 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).