Q: Is 6,421,950 a Composite Number?

Why is 6,421,950 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 6,421,950 can be evenly divided by 1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 67 71 75 90 134 135 142 150 201 213 225 270 335 355 402 426 450 603 639 670 675 710 1,005 1,065 1,206 1,278 1,350 1,675 1,775 1,809 1,917 2,010 2,130 3,015 3,195 3,350 3,550 3,618 3,834 4,757 5,025 5,325 6,030 6,390 9,045 9,514 9,585 10,050 10,650 14,271 15,075 15,975 18,090 19,170 23,785 28,542 30,150 31,950 42,813 45,225 47,570 47,925 71,355 85,626 90,450 95,850 118,925 128,439 142,710 214,065 237,850 256,878 356,775 428,130 642,195 713,550 1,070,325 1,284,390 2,140,650 3,210,975 and 6,421,950, with no remainder.

Since 6,421,950 cannot be divided by just 1 and 6,421,950, 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).