Three cubes in one number

• Autores: B. Jue
• Localización: International journal of mathematical education in science and technology, ISSN 0020-739X, Vol. 41, Nº. 7, 2010, págs. 975-979
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • Separate a three-digit number into its component digits. After raising each digit to the third power and computing the sum of the cubes, determine how often the original number reappears. Modular arithmetic is used to reduce the number of potential solutions to a more manageable quantity.