Step 1: Divide the number into separate digits:
92567 => 9 2 5 6 7
Step 2: Calculate the distance between each digit and the next (the last digit with the first):
9 to 2 = 7
2 to 5 = 3
5 to 6 = 1
6 to 7 = 1
7 to 9 = 2
Step 3: Combine the filters to a string:
7 3 1 1 2 = 73112