Q: Is 1,440,450 a Composite Number?

Why is 1,440,450 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 1,440,450 can be evenly divided by 1 2 3 5 6 9 10 11 15 18 22 25 27 30 33 45 50 54 55 66 75 90 97 99 110 135 150 165 194 198 225 270 275 291 297 330 450 485 495 550 582 594 675 825 873 970 990 1,067 1,350 1,455 1,485 1,650 1,746 2,134 2,425 2,475 2,619 2,910 2,970 3,201 4,365 4,850 4,950 5,238 5,335 6,402 7,275 7,425 8,730 9,603 10,670 13,095 14,550 14,850 16,005 19,206 21,825 26,190 26,675 28,809 32,010 43,650 48,015 53,350 57,618 65,475 80,025 96,030 130,950 144,045 160,050 240,075 288,090 480,150 720,225 and 1,440,450, with no remainder.

Since 1,440,450 cannot be divided by just 1 and 1,440,450, 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).