Step 1: Divide the number into separate digits:
46811 => 4 6 8 1 1
Step 2: Calculate the distance between each digit and the next (the last digit with the first):
4 to 6 = 2
6 to 8 = 2
8 to 1 = 7
1 to 1 = 0
1 to 4 = 3
Step 3: Combine the filters to a string:
2 2 7 0 3 = 22703