Q: Is 2,807,550 a Composite Number?

Why is 2,807,550 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 2,807,550 can be evenly divided by 1 2 3 5 6 9 10 15 17 18 25 30 34 45 50 51 75 85 90 102 150 153 170 225 255 306 367 425 450 510 734 765 850 1,101 1,275 1,530 1,835 2,202 2,550 3,303 3,670 3,825 5,505 6,239 6,606 7,650 9,175 11,010 12,478 16,515 18,350 18,717 27,525 31,195 33,030 37,434 55,050 56,151 62,390 82,575 93,585 112,302 155,975 165,150 187,170 280,755 311,950 467,925 561,510 935,850 1,403,775 and 2,807,550, with no remainder.

Since 2,807,550 cannot be divided by just 1 and 2,807,550, 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).