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<title>The 20 Largest Known Arithmetic Progressions of Primes</title>
<link>http://primes.utm.edu/top20/page.php?id=14</link>
<description>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.</description>
<language>en-us</language>
<copyright>Copyright 2006, The Prime Pages</copyright>
<webMaster>caldwell@utm.edu (Dr. Chris K. Caldwell)</webMaster>
<ttl>600</ttl>
<item>
 <title>1061839*2^456790-1769267*2^340000-1</title>
 <link>http://primes.utm.edu/primes/page.php?id=82059</link>
 <pubDate>Mon, 27 Aug 2007 10:57:42 -0500</pubDate>
 <description>This prime has 137514 digits, was found by p97 on 27 Aug 2007.  It has rank 1 on the list of Arithmetic Progressions of Primes, and rank 5675 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=82059</guid>
</item>
<item>
 <title>17*2^429319-197*2^202534-1</title>
 <link>http://primes.utm.edu/primes/page.php?id=73468</link>
 <pubDate>Thu, 17 Feb 2005 18:04:22 -0600</pubDate>
 <description>This prime has 129240 digits, was found by p162 on 17 Feb 2005.  It has rank 2 on the list of Arithmetic Progressions of Primes, and rank 6698 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=73468</guid>
</item>
<item>
 <title>45*2^368554-405769059*2^180009-1</title>
 <link>http://primes.utm.edu/primes/page.php?id=67622</link>
 <pubDate>Wed, 10 Dec 2003 00:10:52 -0600</pubDate>
 <description>This prime has 110948 digits, was found by p108 on 10 Dec 2003.  It has rank 3 on the list of Arithmetic Progressions of Primes, and rank 8713 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=67622</guid>
</item>
<item>
 <title>28782838101*2^333333-1</title>
 <link>http://primes.utm.edu/primes/page.php?id=83392</link>
 <pubDate>Tue, 25 Dec 2007 14:47:13 -0600</pubDate>
 <description>This prime has 100354 digits, was found by L453 on 25 Dec 2007.  It has rank 4 on the list of Arithmetic Progressions of Primes, and rank 11383 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=83392</guid>
</item>
<item>
 <title>26273597661*2^333333-1</title>
 <link>http://primes.utm.edu/primes/page.php?id=83042</link>
 <pubDate>Sat, 17 Nov 2007 20:55:17 -0600</pubDate>
 <description>This prime has 100354 digits, was found by L329 on 17 Nov 2007.  It has rank 5 on the list of Arithmetic Progressions of Primes, and rank 11575 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=83042</guid>
</item>
<item>
 <title>111871891*27751#+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=83477</link>
 <pubDate>Tue, 08 Jan 2008 05:55:45 -0600</pubDate>
 <description>This prime has 11961 digits, was found by p155 on 08 Jan 2008.  It has rank 1 on the list of Arithmetic Progressions of Primes, and rank 42894 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=83477</guid>
</item>
<item>
 <title>103098395*27751#+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=82464</link>
 <pubDate>Fri, 05 Oct 2007 06:16:24 -0500</pubDate>
 <description>This prime has 11961 digits, was found by p155 on 05 Oct 2007.  It has rank 2 on the list of Arithmetic Progressions of Primes, and rank 42897 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=82464</guid>
</item>
<item>
 <title>102293041*27751#+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=82376</link>
 <pubDate>Wed, 26 Sep 2007 04:42:09 -0500</pubDate>
 <description>This prime has 11961 digits, was found by p155 on 26 Sep 2007.  It has rank 3 on the list of Arithmetic Progressions of Primes, and rank 42898 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=82376</guid>
</item>
<item>
 <title>46915147*2^35000+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=81817</link>
 <pubDate>Fri, 27 Jul 2007 10:38:02 -0500</pubDate>
 <description>This prime has 10544 digits, was found by p43 on 27 Jul 2007.  It has rank 4 on the list of Arithmetic Progressions of Primes, and rank 43800 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=81817</guid>
</item>
<item>
 <title>409331735*2^33333+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=81928</link>
 <pubDate>Mon, 13 Aug 2007 08:35:32 -0500</pubDate>
 <description>This prime has 10043 digits, was found by p155 on 13 Aug 2007.  It has rank 5 on the list of Arithmetic Progressions of Primes, and rank 44163 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=81928</guid>
</item>
<item>
 <title>197418203*2^25000+6089</title>
 <link>http://primes.utm.edu/primes/page.php?id=73546</link>
 <pubDate>Sat, 26 Feb 2005 17:35:01 -0600</pubDate>
 <description>This prime has 7535 digits, was found by FE4 on 26 Feb 2005.  It has rank 87 on the list of Arithmetic Progressions of Primes, and rank 46935 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=73546</guid>
</item>
<item>
 <title>87*2^24582+2579</title>
 <link>http://primes.utm.edu/primes/page.php?id=72428</link>
 <pubDate>Fri, 19 Nov 2004 09:21:34 -0600</pubDate>
 <description>This prime has 7402 digits, was found by c31 on 19 Nov 2004.  It has rank 89 on the list of Arithmetic Progressions of Primes, and rank 47104 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=72428</guid>
</item>
<item>
 <title>164084347*16229#+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=86978</link>
 <pubDate>Wed, 04 Mar 2009 03:09:57 -0600</pubDate>
 <description>This prime has 7009 digits, was found by p155 on 04 Mar 2009.  It has rank 1 on the list of Arithmetic Progressions of Primes, and rank 48231 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=86978</guid>
</item>
<item>
 <title>2852851249*16001#/5+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=85209</link>
 <pubDate>Mon, 23 Jun 2008 23:37:07 -0500</pubDate>
 <description>This prime has 6913 digits, was found by p199 on 23 Jun 2008.  It has rank 2 on the list of Arithmetic Progressions of Primes, and rank 48366 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=85209</guid>
</item>
<item>
 <title>2399771561*16001#/5+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=85214</link>
 <pubDate>Tue, 24 Jun 2008 11:29:28 -0500</pubDate>
 <description>This prime has 6913 digits, was found by p199 on 24 Jun 2008.  It has rank 3 on the list of Arithmetic Progressions of Primes, and rank 48371 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=85214</guid>
</item>
<item>
 <title>1638535589*16001#/5+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=85236</link>
 <pubDate>Thu, 26 Jun 2008 19:53:45 -0500</pubDate>
 <description>This prime has 6913 digits, was found by p199 on 26 Jun 2008.  It has rank 4 on the list of Arithmetic Progressions of Primes, and rank 48373 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=85236</guid>
</item>
<item>
 <title>4811*2^20219+1</title>
 <link>http://primes.utm.edu/primes/page.php?id=22530</link>
 <pubDate>Thu, 31 Oct 1996 23:59:59 -0600</pubDate>
 <description>This prime has 6091 digits, was found by DM on 31 Oct 1996.  It has rank 100 on the list of Arithmetic Progressions of Primes, and rank 49345 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=22530</guid>
</item>
<item>
 <title>(84055657369*205881*4001#*(205881*4001#+1)+210)*(205881*4001#-1)/35+13</title>
 <link>http://primes.utm.edu/primes/page.php?id=77462</link>
 <pubDate>Sat, 01 Apr 2006 06:26:32 -0600</pubDate>
 <description>This prime has 5132 digits, was found by p179 on 01 Apr 2006.  It has rank 101 on the list of Arithmetic Progressions of Primes, and rank 51297 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=77462</guid>
</item>
<item>
 <title>(61310346529*205881*4001#*(205881*4001#+1)+210)*(205881*4001#-1)/35+13</title>
 <link>http://primes.utm.edu/primes/page.php?id=75974</link>
 <pubDate>Wed, 19 Oct 2005 09:06:45 -0500</pubDate>
 <description>This prime has 5132 digits, was found by p179 on 19 Oct 2005.  It has rank 102 on the list of Arithmetic Progressions of Primes, and rank 51306 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=75974</guid>
</item>
<item>
 <title>(51803036889*205881*4001#*(205881*4001#+1)+210)*(205881*4001#-1)/35+7</title>
 <link>http://primes.utm.edu/primes/page.php?id=79365</link>
 <pubDate>Fri, 09 Feb 2007 06:44:09 -0600</pubDate>
 <description>This prime has 5132 digits, was found by p179 on 09 Feb 2007.  It has rank 5 on the list of Arithmetic Progressions of Primes, and rank 51309 on the list of largest known primes.</description>
 <guid>http://primes.utm.edu/primes/page.php?id=79365</guid>
</item>
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