Q: Is 2,747,574 a Composite Number?

Why is 2,747,574 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 2,747,574 can be evenly divided by 1 2 3 6 9 17 18 27 34 41 51 54 73 82 102 123 146 153 219 246 306 369 438 459 657 697 738 918 1,107 1,241 1,314 1,394 1,971 2,091 2,214 2,482 2,993 3,723 3,942 4,182 5,986 6,273 7,446 8,979 11,169 12,546 17,958 18,819 22,338 26,937 33,507 37,638 50,881 53,874 67,014 80,811 101,762 152,643 161,622 305,286 457,929 915,858 1,373,787 and 2,747,574, with no remainder.

Since 2,747,574 cannot be divided by just 1 and 2,747,574, 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).