Q: Is 231,433,125 a Composite Number?

Why is 231,433,125 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 231,433,125 can be evenly divided by 1 3 5 7 11 15 21 25 33 35 49 55 75 77 105 125 147 165 175 229 231 245 275 375 385 525 539 625 687 735 825 875 1,145 1,155 1,225 1,375 1,603 1,617 1,875 1,925 2,519 2,625 2,695 3,435 3,675 4,125 4,375 4,809 5,725 5,775 6,125 6,875 7,557 8,015 8,085 9,625 11,221 12,595 13,125 13,475 17,175 17,633 18,375 20,625 24,045 28,625 28,875 30,625 33,663 37,785 40,075 40,425 48,125 52,899 56,105 62,975 67,375 85,875 88,165 91,875 120,225 123,431 143,125 144,375 168,315 188,925 200,375 202,125 264,495 280,525 314,875 336,875 370,293 429,375 440,825 601,125 617,155 841,575 944,625 1,001,875 1,010,625 1,322,475 1,402,625 1,574,375 1,851,465 2,204,125 3,005,625 3,085,775 4,207,875 4,723,125 6,612,375 7,013,125 9,257,325 11,020,625 15,428,875 21,039,375 33,061,875 46,286,625 77,144,375 and 231,433,125, with no remainder.

Since 231,433,125 cannot be divided by just 1 and 231,433,125, 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).