Results so far. Here are the (up to) 10 largest factors (of at least 60 digits) found by ECM so far in 2023 (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, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022):
| digits | factor | from | B1 | sigma | date | who |
| 77 | 79632490363499039771085988101713956873090985066875428007643233693630470417031 | 6395+5395 | 26e7 | 0:8084257192518901305 | 12 May 2023 | yoyo/Favebook |
| 70 | 2060314965293145742122992274752295493859728631454387662658400044989633 | 22278 + 1 | 7.6e9 | 13185458298193025446 | 23 May 2023 | yoyo/n3Ro |
| 70 | 1044845694645532615440579579338650347038975456315052342814839763722781 | 102940-1 | 2.9e9 | A=386...190 | 16 Feb 2023 | yoyo/G. Bradshaw |
| 69 | 264526812513178623821911492789943087584745603638565710907628298393513 | 41443+31443 | 850e6 | 1:4066700762 | 26 Jan 2023 | R. Propper |
| 67 | 7118712195058078015963765386322444134285243628705404423063643507397 | 22222+1 | 7.6e9 | 14995362013351480992 | 07 Jan 2023 | S. Bonzanini |
| 67 | 6275889413207487640136729845506858284956299503205226943596880295619 | 5573-1 | 850e6 | 1:2008151268 | 07 May 2023 | R. Propper |
| 66 | 680315947910094024947946953034966412938168004263052969497295528987 | Aliquot(785232,11589) | 26e7 | 3:1936556313 | 18 Feb 2023 | D. Domanov |
| 65 | 62984031565194835247551643979077725012118909127780095968666078949 | Cullen/Woodall N_8_316M | 260e6 | 6586519841339244631 | 02 May 2023 | yoyo/AXm 77 |
| 63 | 899623267406694477612383357166705728333731850906858901316130399 | Aliquot(11040,10239) | 11e7 | 3:118986867 | 03 Feb 2023 | D. Domanov |
| 62 | 15176693847325171028926706931112689595948127816340975898977461 | 208255 - 1 | 8351000 | 3:683762296 | 14 May 2023 | J. Crombie |
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).
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