Q: Is 5,305,125 a Composite Number?

Why is 5,305,125 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 5,305,125 can be evenly divided by 1 3 5 7 15 21 25 35 43 47 75 105 125 129 141 175 215 235 301 329 375 525 645 705 875 903 987 1,075 1,175 1,505 1,645 2,021 2,625 3,225 3,525 4,515 4,935 5,375 5,875 6,063 7,525 8,225 10,105 14,147 16,125 17,625 22,575 24,675 30,315 37,625 41,125 42,441 50,525 70,735 112,875 123,375 151,575 212,205 252,625 353,675 757,875 1,061,025 1,768,375 and 5,305,125, with no remainder.

Since 5,305,125 cannot be divided by just 1 and 5,305,125, 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).