Loading ...
Sorry, an error occurred while loading the content.

22791Re: Primes >2

Expand Messages
  • djbroadhurst
    Jul 8, 2011
    • 0 Attachment
      --- In primenumbers@yahoogroups.com,
      "Mark" <mark.underwood@...> wrote:

      > Every composite number has its weakness.
      > There will be some base in which to express such a number,
      > which eyeballing will reveal to be composite.

      This is true, in a unhelpful way. Suppose that N is divisible
      by b, where N > b > 1. Then N ends in 0, when written in base b.
      As remarked, this not particularly helpful :-)

    • Show all 6 messages in this topic