Q: Is 2,144,040 a Composite Number?

Why is 2,144,040 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 2,144,040 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 85 102 120 136 170 204 255 340 408 510 680 1,020 1,051 2,040 2,102 3,153 4,204 5,255 6,306 8,408 10,510 12,612 15,765 17,867 21,020 25,224 31,530 35,734 42,040 53,601 63,060 71,468 89,335 107,202 126,120 142,936 178,670 214,404 268,005 357,340 428,808 536,010 714,680 1,072,020 and 2,144,040, with no remainder.

Since 2,144,040 cannot be divided by just 1 and 2,144,040, 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).