2N-1 Cunningham numbers (Lehigh local)
Curve counts in the original mersenne.org file
were replaced by:
t50 COMPLETE.
(Format adapted from
Garo tables on mersenneforum.)
Mersenne Numbers (2N-1), no known factors
| Digits in factor | 50 | 55 | 60
|
| Bound #1 | 44,000,000 | 110M | 260M (use GMP-ECM)
|
| Curves to test | 19300 | 46000 | lots
|
| 1061 | Done | Done | a few
|
Mersenne Numbers (2N-1), some known factors (focus: large SNFS candidates)
| Digits in factor | test tn to | Digits | 1st digits
|
| Bound #1 | find prime | of comp. | of composite
|
| Curves to test | with n digits | cofactor | cofactor
|
| 929 | t55 | 214 | 10249763180
|
| 947 | t55 | 217 |
|
| 985 | t55 | 196 |
|
| 991 | 2t50 | 264 | 26509301895
|
| 1007 | t65 | 254 | 42215615995
|
| 1009 | t65 | 204 |
|
| 1019 | t65 | 246 | 44323533148
|
| 1031 | t65 | 299 | 25611528652
|
| 1037 | t65 | 289 | 48726941814
|
| 1061 (above) | t65 | 320 | 24707306311
|
| 1067 | t65 | 260 | 30422060356
|
| 1069 | t65 | 256 | 36181037329
|
| 1081 | t65 | 251 | 43256444045
|
| 1093 | t65 | 294 | 51145723534
|
| 1109 | t65 | 301 | 26235893929
|
| 1111 | t65 | 278 | 11706163682
|
| 1117 | t65 | 332 | 33204935897
|
| 1123 | t65 | 321 | 14658952057
|
| 1129 | 2t65 | 327 | 25821185510
|
| 1135 | 2t65 | 225 |
|
| 1147 | 2t65 | 263 | 48943760685
|
| 1151 | 2t65 | 242 | 51300791318
|
| 1153 | 2t65 | 331 | 53963193785
|
| 1159 | 2t65 | 309 | 62085268286
|
| 1171 | 2t65 | 342 | 20879213751
|
| 1177 | 2t65 | 255 | 27459735369
|
| 1183 | 2t65 | 261 | 43843420361
|
| 1193 | 2t65 | 355 | 11054539166
|
| 1199 | 2t65 | 314 | 15507653258
|
prime95 Factors found (selected)
M971 has a factor: 23917104973173909566916321016011885041962486321502513*,**
M997 has a factor: 167560816514084819488737767976263150405095191554732902607*,**
* indicates first known factor.
** indicates factorization of the number is now complete.
(Last Mersenne.org update: April 11, 2007)
ECMNET Factors found at EPFL
M937 factored p59 = 46654722984595033623595915319018639089714063407438899506169
M953 factored p60 = 210604142476977747806569755290105170291449495120790656457721
2010 factors using pcs
M1051 factored p63 = 215738012818441827932337543036174144558274385301234576636299249
M1073 factored p66 = 694217535399847678048415113186577758507635822252803808473674680017
M1087 factored p61 = 2664797814058212286560533454960446792210016180875809243599817
M1139 factored p68 = 12947560801881275212486900476122097688373975262784709656768032387833
M1163 factored p73 = 1042816042941845750042952206680089794415014668329850393031910483526456487
M1181 factored p73 = 1808422353177349564546512035512530001279481259854248860454348989451026887 current record size
M1187 factored p63 = 153327833285998453874202767942570343649971393640068204571694369
2010 factors using network of PS3s
M961 factored p61 = 8685373022907062443109907561762261051459356481790933999405609
M1115 factored p55 = 7866820287217429790532545104013632296537532272087818471 Zimmermann
added November