Q: Is 121,243,150 a Composite Number?

Why is 121,243,150 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 121,243,150 can be evenly divided by 1 2 5 7 10 14 17 25 34 35 41 49 50 70 71 82 85 98 119 142 170 175 205 238 245 287 350 355 410 425 490 497 574 595 697 710 833 850 994 1,025 1,190 1,207 1,225 1,394 1,435 1,666 1,775 2,009 2,050 2,414 2,450 2,485 2,870 2,911 2,975 3,479 3,485 3,550 4,018 4,165 4,879 4,970 5,822 5,950 6,035 6,958 6,970 7,175 8,330 8,449 9,758 10,045 12,070 12,425 14,350 14,555 16,898 17,395 17,425 20,090 20,377 20,825 24,395 24,850 29,110 30,175 34,153 34,790 34,850 40,754 41,650 42,245 48,790 49,487 50,225 59,143 60,350 68,306 72,775 84,490 86,975 98,974 100,450 101,885 118,286 121,975 142,639 145,550 170,765 173,950 203,770 211,225 243,950 247,435 285,278 295,715 341,530 346,409 422,450 494,870 509,425 591,430 692,818 713,195 853,825 1,018,850 1,237,175 1,426,390 1,478,575 1,707,650 1,732,045 2,424,863 2,474,350 2,957,150 3,464,090 3,565,975 4,849,726 7,131,950 8,660,225 12,124,315 17,320,450 24,248,630 60,621,575 and 121,243,150, with no remainder.

Since 121,243,150 cannot be divided by just 1 and 121,243,150, 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).