Q: Is 23,157,435 a Composite Number?

Why is 23,157,435 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 23,157,435 can be evenly divided by 1 3 5 7 15 21 23 35 43 69 105 115 129 161 215 223 301 345 483 645 669 805 903 989 1,115 1,505 1,561 2,415 2,967 3,345 4,515 4,683 4,945 5,129 6,923 7,805 9,589 14,835 15,387 20,769 23,415 25,645 28,767 34,615 35,903 47,945 67,123 76,935 103,845 107,709 143,835 179,515 201,369 220,547 335,615 538,545 661,641 1,006,845 1,102,735 1,543,829 3,308,205 4,631,487 7,719,145 and 23,157,435, with no remainder.

Since 23,157,435 cannot be divided by just 1 and 23,157,435, 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).