Q: Is 5,121,675 a Composite Number?

Why is 5,121,675 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 5,121,675 can be evenly divided by 1 3 5 9 13 15 17 25 39 45 51 65 75 85 103 117 153 195 221 225 255 309 325 425 515 585 663 765 927 975 1,105 1,275 1,339 1,545 1,751 1,989 2,575 2,925 3,315 3,825 4,017 4,635 5,253 5,525 6,695 7,725 8,755 9,945 12,051 15,759 16,575 20,085 22,763 23,175 26,265 33,475 43,775 49,725 60,255 68,289 78,795 100,425 113,815 131,325 204,867 301,275 341,445 393,975 569,075 1,024,335 1,707,225 and 5,121,675, with no remainder.

Since 5,121,675 cannot be divided by just 1 and 5,121,675, 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).