Q: Is 19,127,320 a Composite Number?

Why is 19,127,320 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 19,127,320 can be evenly divided by 1 2 4 5 8 10 20 40 41 82 107 109 164 205 214 218 328 410 428 436 535 545 820 856 872 1,070 1,090 1,640 2,140 2,180 4,280 4,360 4,387 4,469 8,774 8,938 11,663 17,548 17,876 21,935 22,345 23,326 35,096 35,752 43,870 44,690 46,652 58,315 87,740 89,380 93,304 116,630 175,480 178,760 233,260 466,520 478,183 956,366 1,912,732 2,390,915 3,825,464 4,781,830 9,563,660 and 19,127,320, with no remainder.

Since 19,127,320 cannot be divided by just 1 and 19,127,320, 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).