Q: Is 1,163,415 a Composite Number?

Why is 1,163,415 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 1,163,415 can be evenly divided by 1 3 5 11 15 33 55 121 165 363 605 641 1,815 1,923 3,205 7,051 9,615 21,153 35,255 77,561 105,765 232,683 387,805 and 1,163,415, with no remainder.

Since 1,163,415 cannot be divided by just 1 and 1,163,415, 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).