Q: Is 8,130,915 a Composite Number?

Why is 8,130,915 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 8,130,915 can be evenly divided by 1 3 5 9 13 15 27 39 41 45 65 113 117 123 135 195 205 339 351 369 533 565 585 615 1,017 1,107 1,469 1,599 1,695 1,755 1,845 2,665 3,051 4,407 4,633 4,797 5,085 5,535 7,345 7,995 13,221 13,899 14,391 15,255 22,035 23,165 23,985 39,663 41,697 60,229 66,105 69,495 71,955 125,091 180,687 198,315 208,485 301,145 542,061 625,455 903,435 1,626,183 2,710,305 and 8,130,915, with no remainder.

Since 8,130,915 cannot be divided by just 1 and 8,130,915, 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).