The 20 Largest Known Generalized Repunit
http://primes.utm.edu/top20/page.php?id=16
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-usCopyright 2006, The Prime Pagescaldwell@utm.edu (Dr. Chris K. Caldwell)600(40734^16111-1)/40733
http://primes.utm.edu/primes/page.php?id=119521
Mon, 09 Mar 2015 00:59:43 -0500This prime has 74267 digits, was found by CH2 on 09 Mar 2015. It has rank 1 on the list of Generalized Repunit, and rank 44258 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=119521(58729^15091-1)/58728
http://primes.utm.edu/primes/page.php?id=122849
Sat, 04 Feb 2017 08:25:29 -0600This prime has 71962 digits, was found by CH2 on 04 Feb 2017. It has rank 2 on the list of Generalized Repunit, and rank 44574 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=122849(63847^13339-1)/63846
http://primes.utm.edu/primes/page.php?id=114111
Sat, 11 May 2013 03:17:21 -0500This prime has 64091 digits, was found by p170 on 11 May 2013. It has rank 3 on the list of Generalized Repunit, and rank 46053 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=114111(26371^13681-1)/26370
http://primes.utm.edu/primes/page.php?id=104672
Thu, 16 Feb 2012 01:33:47 -0600This prime has 60482 digits, was found by p170 on 16 Feb 2012. It has rank 4 on the list of Generalized Repunit, and rank 46744 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=104672(4529^16381-1)/4528
http://primes.utm.edu/primes/page.php?id=110198
Sat, 01 Dec 2012 18:52:57 -0600This prime has 59886 digits, was found by CH2 on 01 Dec 2012. It has rank 5 on the list of Generalized Repunit, and rank 47420 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=110198(9082^15091-1)/9081
http://primes.utm.edu/primes/page.php?id=118631
Fri, 17 Oct 2014 06:00:25 -0500This prime has 59729 digits, was found by CH2 on 17 Oct 2014. It has rank 6 on the list of Generalized Repunit, and rank 47508 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=118631(38284^11491-1)/38283
http://primes.utm.edu/primes/page.php?id=111177
Sun, 10 Feb 2013 13:40:20 -0600This prime has 52659 digits, was found by CH2 on 10 Feb 2013. It has rank 7 on the list of Generalized Repunit, and rank 49852 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=111177(34120^11311-1)/34119
http://primes.utm.edu/primes/page.php?id=101439
Thu, 01 Sep 2011 14:53:48 -0500This prime has 51269 digits, was found by CH2 on 01 Sep 2011. It has rank 8 on the list of Generalized Repunit, and rank 50523 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=101439(50091^10357-1)/50090
http://primes.utm.edu/primes/page.php?id=122477
Tue, 08 Nov 2016 01:40:54 -0600This prime has 48671 digits, was found by p170 on 08 Nov 2016. It has rank 9 on the list of Generalized Repunit, and rank 51769 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=122477(44497^10093-1)/44496
http://primes.utm.edu/primes/page.php?id=121723
Wed, 01 Jun 2016 02:50:10 -0500This prime has 46911 digits, was found by p170 on 01 Jun 2016. It has rank 10 on the list of Generalized Repunit, and rank 52111 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=121723(1852^13477-1)/1851
http://primes.utm.edu/primes/page.php?id=120181
Sat, 01 Aug 2015 09:44:59 -0500This prime has 44035 digits, was found by p170 on 01 Aug 2015. It has rank 11 on the list of Generalized Repunit, and rank 52978 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=120181(42417^9337-1)/42416
http://primes.utm.edu/primes/page.php?id=120509
Sun, 01 Nov 2015 01:32:35 -0600This prime has 43203 digits, was found by p170 on 01 Nov 2015. It has rank 12 on the list of Generalized Repunit, and rank 53080 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=120509(32556^9283-1)/32555
http://primes.utm.edu/primes/page.php?id=99795
Fri, 22 Apr 2011 02:57:41 -0500This prime has 41887 digits, was found by CH2 on 22 Apr 2011. It has rank 13 on the list of Generalized Repunit, and rank 53265 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=99795(1549^12973-1)/1548
http://primes.utm.edu/primes/page.php?id=96872
Sun, 12 Dec 2010 12:55:04 -0600This prime has 41382 digits, was found by p170 on 12 Dec 2010. It has rank 14 on the list of Generalized Repunit, and rank 53534 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=96872(13117^9151-1)/13116
http://primes.utm.edu/primes/page.php?id=120831
Sun, 03 Jan 2016 16:47:43 -0600This prime has 37679 digits, was found by CH2 on 03 Jan 2016. It has rank 15 on the list of Generalized Repunit, and rank 54983 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=120831(28839^8317-1)/28838
http://primes.utm.edu/primes/page.php?id=79010
Sat, 16 Dec 2006 10:55:39 -0600This prime has 37090 digits, was found by CH6 on 16 Dec 2006. It has rank 16 on the list of Generalized Repunit, and rank 55103 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=79010(4366^10099-1)/4365
http://primes.utm.edu/primes/page.php?id=99245
Sun, 20 Mar 2011 08:24:09 -0500This prime has 36758 digits, was found by x14 on 20 Mar 2011. It has rank 17 on the list of Generalized Repunit, and rank 55259 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=99245(20060^8377-1)/20059
http://primes.utm.edu/primes/page.php?id=119832
Thu, 30 Apr 2015 17:51:14 -0500This prime has 36037 digits, was found by c67 on 30 Apr 2015. It has rank 18 on the list of Generalized Repunit, and rank 55430 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=119832(11379^7411-1)/11378
http://primes.utm.edu/primes/page.php?id=91331
Thu, 31 Dec 2009 05:10:05 -0600This prime has 30056 digits, was found by x14 on 31 Dec 2009. It has rank 19 on the list of Generalized Repunit, and rank 58049 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=91331(13320^6997-1)/13319
http://primes.utm.edu/primes/page.php?id=95420
Fri, 15 Oct 2010 13:36:31 -0500This prime has 28856 digits, was found by x14 on 15 Oct 2010. It has rank 20 on the list of Generalized Repunit, and rank 59775 on the list of largest known primes.http://primes.utm.edu/primes/page.php?id=95420