7 numbers with product perfect cube 2016 May Olympiad L1 p1
Source:
August 20, 2021
number theoryperfect cubes
Problem Statement
Seven different positive integers are written on a sheet of paper. The result of the multiplication of the seven numbers is the cube of a whole number. If the largest of the numbers written on the sheet is , determine the smallest possible value of . Show an example for that value of and explain why cannot be smaller.