Project Euler #56: Powerful digit sum

Hacker
Rank
Score
4081
flag of India
25.00
4082
flag of United Kingdom
25.00
4084
flag of India
25.00
4085
flag of Bangladesh
25.00
4086
flag of India
25.00
4087
flag of India
25.00
4088
flag of India
25.00
4089
flag of India
25.00
4090
flag of India
25.00
4091
flag of India
25.00
4092
flag of India
25.00
4093
flag of India
25.00
4094
flag of India
25.00
4095
flag of India
25.00
4096
flag of United States
25.00
4097
flag of India
25.00
4098
flag of India
25.00
4100
flag of India
25.00
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