Q: Is 31,615,650 a Composite Number?

Why is 31,615,650 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 31,615,650 can be evenly divided by 1 2 3 5 6 9 10 11 15 18 22 25 27 30 33 45 50 54 55 66 75 90 99 110 135 150 165 198 225 270 275 297 330 450 495 550 594 675 825 990 1,350 1,485 1,650 2,129 2,475 2,970 4,258 4,950 6,387 7,425 10,645 12,774 14,850 19,161 21,290 23,419 31,935 38,322 46,838 53,225 57,483 63,870 70,257 95,805 106,450 114,966 117,095 140,514 159,675 191,610 210,771 234,190 287,415 319,350 351,285 421,542 479,025 574,830 585,475 632,313 702,570 958,050 1,053,855 1,170,950 1,264,626 1,437,075 1,756,425 2,107,710 2,874,150 3,161,565 3,512,850 5,269,275 6,323,130 10,538,550 15,807,825 and 31,615,650, with no remainder.

Since 31,615,650 cannot be divided by just 1 and 31,615,650, 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).