Q: Is 315,331,530 a Composite Number?

Why is 315,331,530 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 315,331,530 can be evenly divided by 1 2 3 5 6 10 15 30 73 137 146 219 274 365 411 438 685 730 822 1,051 1,095 1,370 2,055 2,102 2,190 3,153 4,110 5,255 6,306 10,001 10,510 15,765 20,002 30,003 31,530 50,005 60,006 76,723 100,010 143,987 150,015 153,446 230,169 287,974 300,030 383,615 431,961 460,338 719,935 767,230 863,922 1,150,845 1,439,870 2,159,805 2,301,690 4,319,610 10,511,051 21,022,102 31,533,153 52,555,255 63,066,306 105,110,510 157,665,765 and 315,331,530, with no remainder.

Since 315,331,530 cannot be divided by just 1 and 315,331,530, 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).