http://primes.utm.edu/top20/page.php?id=20 The Prime Pages keeps a list of the 5000 largest known primes, plus a few each of certain selected archivable forms and classes. These forms are defined in this collection's home page. en-us Copyright 2006, The Prime Pages caldwell@utm.edu (Dr. Chris K. Caldwell) 600 http://primes.utm.edu/primes/page.php?id=90789 Sun, 08 Nov 2009 00:03:33 -0600 This prime has 31431 digits, was found by L983 on 08 Nov 2009. It has rank 1 on the list of Cunningham Chains (2nd kind), and rank 29924 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=90789 http://primes.utm.edu/primes/page.php?id=89555 Thu, 06 Aug 2009 13:11:48 -0500 This prime has 28060 digits, was found by p35 on 06 Aug 2009. It has rank 2 on the list of Cunningham Chains (2nd kind), and rank 32174 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=89555 http://primes.utm.edu/primes/page.php?id=80350 Sun, 06 May 2007 01:14:24 -0500 This prime has 24093 digits, was found by L109 on 06 May 2007. It has rank 3 on the list of Cunningham Chains (2nd kind), and rank 34006 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=80350 http://primes.utm.edu/primes/page.php?id=70035 Wed, 21 Apr 2004 22:02:47 -0500 This prime has 23593 digits, was found by g290 on 21 Apr 2004. It has rank 4 on the list of Cunningham Chains (2nd kind), and rank 34188 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=70035 http://primes.utm.edu/primes/page.php?id=70038 Thu, 22 Apr 2004 02:01:45 -0500 This prime has 23593 digits, was found by g290 on 22 Apr 2004. It has rank 5 on the list of Cunningham Chains (2nd kind), and rank 34189 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=70038 http://primes.utm.edu/primes/page.php?id=90590 Fri, 23 Oct 2009 05:45:04 -0500 This prime has 5387 digits, was found by L983 on 23 Oct 2009. It has rank 1 on the list of Cunningham Chains (2nd kind), and rank 50516 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=90590 http://primes.utm.edu/primes/page.php?id=72129 Sat, 23 Oct 2004 19:23:19 -0500 This prime has 5190 digits, was found by p133 on 23 Oct 2004. It has rank 2 on the list of Cunningham Chains (2nd kind), and rank 51194 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=72129 http://primes.utm.edu/primes/page.php?id=70987 Sun, 18 Jul 2004 08:51:26 -0500 This prime has 4603 digits, was found by p133 on 18 Jul 2004. It has rank 3 on the list of Cunningham Chains (2nd kind), and rank 53100 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=70987 http://primes.utm.edu/primes/page.php?id=26466 Thu, 31 Oct 2002 23:59:59 -0600 This prime has 4575 digits, was found by g250 on 31 Oct 2002. It has rank 4 on the list of Cunningham Chains (2nd kind), and rank 53206 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=26466 http://primes.utm.edu/primes/page.php?id=26480 Thu, 31 Oct 2002 23:59:59 -0600 This prime has 4564 digits, was found by p94 on 31 Oct 2002. It has rank 5 on the list of Cunningham Chains (2nd kind), and rank 53221 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=26480 http://primes.utm.edu/primes/page.php?id=73792 Fri, 18 Mar 2005 18:44:59 -0600 This prime has 1770 digits, was found by p133 on 18 Mar 2005. It has rank 1 on the list of Cunningham Chains (2nd kind), and rank 64802 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=73792 http://primes.utm.edu/primes/page.php?id=69800 Sun, 11 Apr 2004 03:05:29 -0500 This prime has 1712 digits, was found by p133 on 11 Apr 2004. It has rank 2 on the list of Cunningham Chains (2nd kind), and rank 65041 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=69800 http://primes.utm.edu/primes/page.php?id=63577 Sun, 26 Jan 2003 11:39:26 -0600 This prime has 1314 digits, was found by p44 on 26 Jan 2003. It has rank 3 on the list of Cunningham Chains (2nd kind), and rank 69176 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=63577 http://primes.utm.edu/primes/page.php?id=42872 Thu, 31 Oct 2002 23:59:59 -0600 This prime has 1304 digits, was found by p94 on 31 Oct 2002. It has rank 4 on the list of Cunningham Chains (2nd kind), and rank 69739 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=42872 http://primes.utm.edu/primes/page.php?id=86482 Sun, 01 Feb 2009 05:19:28 -0600 This prime has 1057 digits, was found by p155 on 01 Feb 2009. It has rank 5 on the list of Cunningham Chains (2nd kind), and rank 81980 on the list of largest known primes. http://primes.utm.edu/primes/page.php?id=86482