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Least prime number

  1. Sep 22, 2010 #1
    if N=7999999999 what are the least prime number, wich divide to 7999999999? Or i which intervale is it?(intervale must be (x ; x+100)
     
  2. jcsd
  3. Sep 22, 2010 #2
    can u please elaborate the question a bit
     
  4. Sep 23, 2010 #3
    Well, that's a fairly small number and Pari--a free program--gets that instantly. But, anyway to get started, look at 7999999999+ 1= 8*10^9-1 = (2^3)(10^9)-1.
     
  5. Sep 23, 2010 #4

    Borek

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    Staff: Mentor

    TI-89 factors the number in just a few seconds.
     
  6. Sep 23, 2010 #5
    Man, THANKS A LTO, YOU ARE SO GREAT¡¡¡¡¡
     
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