Q: Is 201,202,155 a Composite Number?

Why is 201,202,155 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 201,202,155 can be evenly divided by 1 3 5 7 9 11 15 21 33 35 45 55 63 77 99 105 165 231 315 385 495 693 1,155 3,465 58,067 174,201 290,335 406,469 522,603 638,737 871,005 1,219,407 1,916,211 2,032,345 2,613,015 3,193,685 3,658,221 4,471,159 5,748,633 6,097,035 9,581,055 13,413,477 18,291,105 22,355,795 28,743,165 40,240,431 67,067,385 and 201,202,155, with no remainder.

Since 201,202,155 cannot be divided by just 1 and 201,202,155, 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).