MathDB
Minimizing Exponents

Source:

April 27, 2022

Problem Statement

Let aa, bb, cc, and dd be positive integers such that 77a637b=143c49d77^a \cdot 637^b = 143^c \cdot 49^d. Compute the minimal value of a+b+c+da+b+c+d.
2022 CCA Math Bonanza Team Round #1