Q: Is 2,128,392 a Composite Number?

Why is 2,128,392 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 2,128,392 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 41 42 56 63 72 82 84 103 123 126 164 168 206 246 252 287 309 328 369 412 492 504 574 618 721 738 824 861 927 984 1,148 1,236 1,442 1,476 1,722 1,854 2,163 2,296 2,472 2,583 2,884 2,952 3,444 3,708 4,223 4,326 5,166 5,768 6,489 6,888 7,416 8,446 8,652 10,332 12,669 12,978 16,892 17,304 20,664 25,338 25,956 29,561 33,784 38,007 50,676 51,912 59,122 76,014 88,683 101,352 118,244 152,028 177,366 236,488 266,049 304,056 354,732 532,098 709,464 1,064,196 and 2,128,392, with no remainder.

Since 2,128,392 cannot be divided by just 1 and 2,128,392, 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).