Q: Is 20,358,072 a Composite Number?

Why is 20,358,072 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 20,358,072 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 18 21 24 28 31 36 42 56 62 63 72 84 93 124 126 168 186 217 248 252 279 372 434 504 558 651 744 868 1,116 1,302 1,303 1,736 1,953 2,232 2,604 2,606 3,906 3,909 5,208 5,212 7,812 7,818 9,121 10,424 11,727 15,624 15,636 18,242 23,454 27,363 31,272 36,484 40,393 46,908 54,726 72,968 80,786 82,089 93,816 109,452 121,179 161,572 164,178 218,904 242,358 282,751 323,144 328,356 363,537 484,716 565,502 656,712 727,074 848,253 969,432 1,131,004 1,454,148 1,696,506 2,262,008 2,544,759 2,908,296 3,393,012 5,089,518 6,786,024 10,179,036 and 20,358,072, with no remainder.

Since 20,358,072 cannot be divided by just 1 and 20,358,072, 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).