Q: Is 5,777,550 a Composite Number?

Why is 5,777,550 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 5,777,550 can be evenly divided by 1 2 3 5 6 9 10 15 18 25 30 37 45 50 74 75 90 111 150 185 222 225 333 347 370 450 555 666 694 925 1,041 1,110 1,665 1,735 1,850 2,082 2,775 3,123 3,330 3,470 5,205 5,550 6,246 8,325 8,675 10,410 12,839 15,615 16,650 17,350 25,678 26,025 31,230 38,517 52,050 64,195 77,034 78,075 115,551 128,390 156,150 192,585 231,102 320,975 385,170 577,755 641,950 962,925 1,155,510 1,925,850 2,888,775 and 5,777,550, with no remainder.

Since 5,777,550 cannot be divided by just 1 and 5,777,550, 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).