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Digit Sum and Divisibility
Questions (2)
i am a two-digit number over 50. when you put me in groups of seven, two are left over. the sum of my digits is 11. what number
6 answers
asked by
alex
1,380 views
Let S(N) denote the digit sum of the integer N. Let M denote the maximum value of N/S(N), where N is a 3-digit number. How many
2 answers
asked by
Stranger
542 views
Parent Categories (1)
Number Theory
