Step 1: Divide the number into separate digits:
17714 => 1 7 7 1 4
Step 2: Calculate the distance between each digit and the next (the last digit with the first):
1 to 7 = 6
7 to 7 = 0
7 to 1 = 6
1 to 4 = 3
4 to 1 = 3
Step 3: Combine the filters to a string:
6 0 6 3 3 = 60633