Q: Is 19,120,728 a Composite Number?

Why is 19,120,728 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 19,120,728 can be evenly divided by 1 2 3 4 6 8 11 12 22 23 24 33 44 46 47 66 67 69 88 92 94 132 134 138 141 184 188 201 253 264 268 276 282 376 402 506 517 536 552 564 737 759 804 1,012 1,034 1,081 1,128 1,474 1,518 1,541 1,551 1,608 2,024 2,068 2,162 2,211 2,948 3,036 3,082 3,102 3,149 3,243 4,136 4,324 4,422 4,623 5,896 6,072 6,164 6,204 6,298 6,486 8,648 8,844 9,246 9,447 11,891 12,328 12,408 12,596 12,972 16,951 17,688 18,492 18,894 23,782 25,192 25,944 33,902 34,639 35,673 36,984 37,788 47,564 50,853 67,804 69,278 71,346 72,427 75,576 95,128 101,706 103,917 135,608 138,556 142,692 144,854 203,412 207,834 217,281 277,112 285,384 289,708 406,824 415,668 434,562 579,416 796,697 831,336 869,124 1,593,394 1,738,248 2,390,091 3,186,788 4,780,182 6,373,576 9,560,364 and 19,120,728, with no remainder.

Since 19,120,728 cannot be divided by just 1 and 19,120,728, 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).