Q: Is 20,291,376 a Composite Number?

Why is 20,291,376 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 20,291,376 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 131 168 262 336 393 461 524 786 917 922 1,048 1,383 1,572 1,834 1,844 2,096 2,751 2,766 3,144 3,227 3,668 3,688 5,502 5,532 6,288 6,454 7,336 7,376 9,681 11,004 11,064 12,908 14,672 19,362 22,008 22,128 25,816 38,724 44,016 51,632 60,391 77,448 120,782 154,896 181,173 241,564 362,346 422,737 483,128 724,692 845,474 966,256 1,268,211 1,449,384 1,690,948 2,536,422 2,898,768 3,381,896 5,072,844 6,763,792 10,145,688 and 20,291,376, with no remainder.

Since 20,291,376 cannot be divided by just 1 and 20,291,376, 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).