Q: Is 7,574,175 a Composite Number?

Why is 7,574,175 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 7,574,175 can be evenly divided by 1 3 5 7 9 15 21 25 27 35 45 49 63 75 105 135 147 175 189 225 229 245 315 441 525 675 687 735 945 1,145 1,225 1,323 1,575 1,603 2,061 2,205 3,435 3,675 4,725 4,809 5,725 6,183 6,615 8,015 10,305 11,025 11,221 14,427 17,175 24,045 30,915 33,075 33,663 40,075 43,281 51,525 56,105 72,135 100,989 120,225 154,575 168,315 216,405 280,525 302,967 360,675 504,945 841,575 1,082,025 1,514,835 2,524,725 and 7,574,175, with no remainder.

Since 7,574,175 cannot be divided by just 1 and 7,574,175, 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).