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Quantum CyberTeaser: January/February 2000


B283

Binary perfection. Can a number consisting of 300 ones and some number of zeros be a perfect square? Explain your answer.

Solution

Binary perfection

The winners:

  • Maxim Bachmutsky (Kfar-Saba, Israel)
  • Fred Witkowski (Bydgoszcz, Poland)
  • Bruno Konder (Rio de Janeiro, Brazil)
  • Nikita Shvachko (San Carlos, California)
  • Michael Marfil* (Camalig, Albay, Philippines)
  • Nick Fonarov (Staten Island, New York)
  • Jerold Lewandowski (Troy, New York)
  • Lena Oleynikova* (Waldorf, Maryland)
  • Sergio Moya (Culiacans, Sin, Mexico)
  • Igor Astapov (Kingtson, Ontario)

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