Q: Is 1,944,075 a Composite Number?

Why is 1,944,075 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 1,944,075 can be evenly divided by 1 3 5 7 15 21 23 25 35 49 69 75 105 115 147 161 175 245 345 483 525 529 575 735 805 1,127 1,225 1,587 1,725 2,415 2,645 3,381 3,675 3,703 4,025 5,635 7,935 11,109 12,075 13,225 16,905 18,515 25,921 28,175 39,675 55,545 77,763 84,525 92,575 129,605 277,725 388,815 648,025 and 1,944,075, with no remainder.

Since 1,944,075 cannot be divided by just 1 and 1,944,075, 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).