Q: Is 5,117,805 a Composite Number?

Why is 5,117,805 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 5,117,805 can be evenly divided by 1 3 5 7 9 11 15 21 33 35 45 49 55 63 77 99 105 147 165 211 231 245 315 385 441 495 539 633 693 735 1,055 1,155 1,477 1,617 1,899 2,205 2,321 2,695 3,165 3,465 4,431 4,851 6,963 7,385 8,085 9,495 10,339 11,605 13,293 16,247 20,889 22,155 24,255 31,017 34,815 48,741 51,695 66,465 81,235 93,051 104,445 113,729 146,223 155,085 243,705 341,187 465,255 568,645 731,115 1,023,561 1,705,935 and 5,117,805, with no remainder.

Since 5,117,805 cannot be divided by just 1 and 5,117,805, 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).