Q: Is 20,437,434 a Composite Number?

Why is 20,437,434 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 20,437,434 can be evenly divided by 1 2 3 6 9 17 18 27 34 41 51 54 81 82 102 123 153 162 181 246 306 362 369 459 543 697 738 918 1,086 1,107 1,377 1,394 1,629 2,091 2,214 2,754 3,077 3,258 3,321 4,182 4,887 6,154 6,273 6,642 7,421 9,231 9,774 12,546 14,661 14,842 18,462 18,819 22,263 27,693 29,322 37,638 44,526 55,386 56,457 66,789 83,079 112,914 126,157 133,578 166,158 200,367 249,237 252,314 378,471 400,734 498,474 601,101 756,942 1,135,413 1,202,202 2,270,826 3,406,239 6,812,478 10,218,717 and 20,437,434, with no remainder.

Since 20,437,434 cannot be divided by just 1 and 20,437,434, 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).