Q: Is 2,742,168 a Composite Number?

Why is 2,742,168 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 2,742,168 can be evenly divided by 1 2 3 4 6 8 11 12 13 17 22 24 26 33 34 39 44 47 51 52 66 68 78 88 94 102 104 132 136 141 143 156 187 188 204 221 264 282 286 312 374 376 408 429 442 517 561 564 572 611 663 748 799 858 884 1,034 1,122 1,128 1,144 1,222 1,326 1,496 1,551 1,598 1,716 1,768 1,833 2,068 2,244 2,397 2,431 2,444 2,652 3,102 3,196 3,432 3,666 4,136 4,488 4,794 4,862 4,888 5,304 6,204 6,392 6,721 7,293 7,332 8,789 9,588 9,724 10,387 12,408 13,442 14,586 14,664 17,578 19,176 19,448 20,163 20,774 26,367 26,884 29,172 31,161 35,156 40,326 41,548 52,734 53,768 58,344 62,322 70,312 80,652 83,096 105,468 114,257 124,644 161,304 210,936 228,514 249,288 342,771 457,028 685,542 914,056 1,371,084 and 2,742,168, with no remainder.

Since 2,742,168 cannot be divided by just 1 and 2,742,168, 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).