Q: Is 1,212,330 a Composite Number?

Why is 1,212,330 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 1,212,330 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 23 30 35 42 46 69 70 105 115 138 161 210 230 251 322 345 483 502 690 753 805 966 1,255 1,506 1,610 1,757 2,415 2,510 3,514 3,765 4,830 5,271 5,773 7,530 8,785 10,542 11,546 17,319 17,570 26,355 28,865 34,638 40,411 52,710 57,730 80,822 86,595 121,233 173,190 202,055 242,466 404,110 606,165 and 1,212,330, with no remainder.

Since 1,212,330 cannot be divided by just 1 and 1,212,330, 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).