Q: Is 12,506,025 a Composite Number?

Why is 12,506,025 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 12,506,025 can be evenly divided by 1 3 5 7 15 21 25 35 41 49 75 83 105 123 147 175 205 245 249 287 415 525 581 615 735 861 1,025 1,225 1,245 1,435 1,743 2,009 2,075 2,905 3,075 3,403 3,675 4,067 4,305 6,027 6,225 7,175 8,715 10,045 10,209 12,201 14,525 17,015 20,335 21,525 23,821 30,135 43,575 50,225 51,045 61,005 71,463 85,075 101,675 119,105 150,675 166,747 255,225 305,025 357,315 500,241 595,525 833,735 1,786,575 2,501,205 4,168,675 and 12,506,025, with no remainder.

Since 12,506,025 cannot be divided by just 1 and 12,506,025, 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).