Q: Is 231,136,542 a Composite Number?

Why is 231,136,542 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 231,136,542 can be evenly divided by 1 2 3 6 7 9 13 14 18 21 26 39 42 63 73 78 91 117 126 146 182 219 234 273 438 511 546 657 819 949 1,022 1,314 1,533 1,638 1,898 1,933 2,847 3,066 3,866 4,599 5,694 5,799 6,643 8,541 9,198 11,598 13,286 13,531 17,082 17,397 19,929 25,129 27,062 34,794 39,858 40,593 50,258 59,787 75,387 81,186 119,574 121,779 141,109 150,774 175,903 226,161 243,558 282,218 351,806 423,327 452,322 527,709 846,654 987,763 1,055,418 1,269,981 1,583,127 1,834,417 1,975,526 2,539,962 2,963,289 3,166,254 3,668,834 5,503,251 5,926,578 8,889,867 11,006,502 12,840,919 16,509,753 17,779,734 25,681,838 33,019,506 38,522,757 77,045,514 115,568,271 and 231,136,542, with no remainder.

Since 231,136,542 cannot be divided by just 1 and 231,136,542, 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).