2 the 9s
Integer / Long Integer and String // depends
Add the digits and if the Summation is divisible by 9 then Degree+=1. After a division, check whether the summation is greater than 9, if so then continue the process, otherwise stop.
99999999999999999999999999999999999999999999999999 >>> [50 digits]
99999999999999999999999999999999999999999999999999 is a multiple of 9 and has 9-degree 2.
123456789741852963 is a multiple of 9 and has