Q: Is 13,551,525 a Composite Number?

Why is 13,551,525 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 13,551,525 can be evenly divided by 1 3 5 9 13 15 25 39 41 45 65 75 113 117 123 195 205 225 325 339 369 533 565 585 615 975 1,017 1,025 1,469 1,599 1,695 1,845 2,665 2,825 2,925 3,075 4,407 4,633 4,797 5,085 7,345 7,995 8,475 9,225 13,221 13,325 13,899 22,035 23,165 23,985 25,425 36,725 39,975 41,697 60,229 66,105 69,495 110,175 115,825 119,925 180,687 208,485 301,145 330,525 347,475 542,061 903,435 1,042,425 1,505,725 2,710,305 4,517,175 and 13,551,525, with no remainder.

Since 13,551,525 cannot be divided by just 1 and 13,551,525, 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).