Q: Is 31,263,246 a Composite Number?

Why is 31,263,246 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 31,263,246 can be evenly divided by 1 2 3 6 7 9 14 18 19 21 27 38 42 54 57 63 81 114 126 133 162 171 189 266 342 378 399 513 567 798 1,026 1,134 1,197 1,451 1,539 2,394 2,902 3,078 3,591 4,353 7,182 8,706 10,157 10,773 13,059 20,314 21,546 26,118 27,569 30,471 39,177 55,138 60,942 78,354 82,707 91,413 117,531 165,414 182,826 192,983 235,062 248,121 274,239 385,966 496,242 548,478 578,949 744,363 822,717 1,157,898 1,488,726 1,645,434 1,736,847 2,233,089 3,473,694 4,466,178 5,210,541 10,421,082 15,631,623 and 31,263,246, with no remainder.

Since 31,263,246 cannot be divided by just 1 and 31,263,246, 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).