Results 1 to 3 of 3

Thread: Find a prime factor of 99!-1

  1. June 7th 2005, 03:12 AM #1
    cornoth
    cornoth is offline
    Junior Member
    Joined
    May 2005
    Posts
    33

    Exclamation Find a prime factor of 99!-1

    Find a prime factor of 99!-1
    Last edited by Math Help; June 9th 2005 at 04:32 PM.
    Follow Math Help Forum on Facebook and Google+
  2. June 14th 2005, 05:12 PM #2
    hpe
    hpe is offline
    Member hpe's Avatar
    Joined
    Apr 2005
    Posts
    158
    Quote Originally Posted by cornoth
    Find a prime factor of 99!-1
    101, because 101 is prime and 99! \equiv -100! \equiv 1 in Z_{101}
    Follow Math Help Forum on Facebook and Google+
  3. June 16th 2005, 05:19 AM #3
    cornoth
    cornoth is offline
    Junior Member
    Joined
    May 2005
    Posts
    33
    oh thats right, wilson's theorem.
    thanks hpe!
    Follow Math Help Forum on Facebook and Google+
« proof | **Please Help!!!* * »

Similar Math Help Forum Discussions

  1. A prime factor problem.
    Posted in the Number Theory Forum
    Replies: 8
    Last Post: May 1st 2011, 03:15 AM
  2. find the prime factor of two numbers
    Posted in the Algebra Forum
    Replies: 3
    Last Post: March 5th 2010, 05:04 AM
  3. Factor or Prime?
    Posted in the Algebra Forum
    Replies: 2
    Last Post: May 4th 2008, 02:08 PM
  4. Find smallest prime factor
    Posted in the Number Theory Forum
    Replies: 0
    Last Post: February 7th 2008, 05:42 PM
  5. Prime factor problem
    Posted in the Advanced Algebra Forum
    Replies: 1
    Last Post: January 29th 2008, 11:12 AM

Search Tags


/mathhelpforum @mathhelpforum