The ECMNET Project

[finnish translation]

[introduction]   [quick start]   [download GMP-ECM]   [candidates]   [optimal parameters]   [Cunningham project]   [related software]  
[champions for ECM, P-1, P+1]   [NFS@home]   [mersenneforum] [GMP-ECM builds on Debian] [coverage] [coverage with gpu]
News:

Results so far. Here are the (up to) 10 largest factors found by ECM so far this year (see also the all-times top-50 table, and the top ten from 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014):

digits factor from B1 sigma date who
681423599590775863189253169771594475093187225940484438096351285055218911334+1450e6248303689025 Apr 2015S. Wagstaff
6726063244933035320536082894305280640748217227301673009199909852396233671-1400e6311299334928 Jan 2015B. Dodson
6637440462302411876899340652364830698608196553323888170831202141815111325+1400e6212541726322 Feb 2015B. Dodson
66171392487475854562743889929898648257427965285180928044372842369069412*5412+1110e6169382385518 Jan 2015R. Hooft
64220058516286576271928980830593429400471560430518849581653206752313859+591381e9353057106926 Mar 2015R. Propper
638748293995076371016408595489066974541218043033271282210236958617373-1400e6196072485209 Jan 2015B. Dodson
6371507984186448657279855038902524277323322301354506444504312447121213-11e9420669248409 Apr 2015R. Propper
63233251051796735303435945853130413114396762481489890652559653193934361-143e6107834640710 Feb 2015W. Lipp
629703942719217021836049930543050375805545108941437893264656677310489-1850e6104693766415 May 2015yoyo@home/Kane
589909335053387090737552291828505492188607200824911753107329141100+10014143e63763863501 May 2015yoyo@home/WhiteFire

ECMNET Newsletters: number 1 (13 Feb 1998), number 2 (15 Mar 1998), number 3 (17 Apr 1998), number 4 (15 May 1998), number 5 (18 June 1998), number 6 (15 July 1998), number 7 (17 August 1998), number 8 (17 September 1998), number 9 (16 October 1998), number 10 (23 November 1998), number 11 (17 December 1998), number 12 (19 April 1999), number 13 (16 December 1999).


Please send an email to ``zimmerma [at] loria (dot) fr'' for any remark about this page.


count visitors since July 1, 1999