Q: Is 131,351,724 a Composite Number?

Why is 131,351,724 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 131,351,724 can be evenly divided by 1 2 3 4 6 7 9 12 14 17 18 21 28 34 36 42 51 63 68 84 102 119 126 153 204 238 252 306 357 476 612 714 1,071 1,428 2,142 4,284 30,661 61,322 91,983 122,644 183,966 214,627 275,949 367,932 429,254 521,237 551,898 643,881 858,508 1,042,474 1,103,796 1,287,762 1,563,711 1,931,643 2,084,948 2,575,524 3,127,422 3,648,659 3,863,286 4,691,133 6,254,844 7,297,318 7,726,572 9,382,266 10,945,977 14,594,636 18,764,532 21,891,954 32,837,931 43,783,908 65,675,862 and 131,351,724, with no remainder.

Since 131,351,724 cannot be divided by just 1 and 131,351,724, 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).