## Contains the Digits 1, 2, 4, 5, 7, 8

- Select a number from 1 to 6.
- Multiply the number by 9.
- Multiply it by 111.
- Multiply it by 1001.
- Divide the answer by 7.

The number will contain the digits 1, 2, 4, 5, 7, and 8.

Example: The number 6 yields the answer 714285.