olymmath

IMO 1968 Problem 2

  • Day 1

Find all natural numbers nn the product of whose decimal digits is n2−10n−22n^2-10n-22 .

Dataset text AI-MO AoPS. Quoted with source.

Official text: IMO 1968 official English paper, page 1.

Solutions

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Locator imo/1968/p2 · Tag 5YNP6PZM6P · Edit this page on GitHub · Keys: j next, k previous