MathDB
Sum of digits in [Iran TST 2010]

Source:

May 10, 2010
algebrapolynomialfunctionnumber theory proposednumber theory

Problem Statement

Prove that for each natural number mm, there is a natural number NN such that for each bb that 2≤b≤13892\leq b\leq1389 sum of digits of NN in base bb is larger than mm.
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