Top ECM factors of Mersenne numbers

Top 500 ECM factors of the past 7 days

Biggest factors (all users)ecmpm1any
Recent factors (all users)ecmpm1any
Search by userecmpm1any

For copy-paste to forum:
#UserExponentFactorDigitsBits ↓ *Date
1Ryan Propper1381571794315755318170521117911273930116790578164120435608415439961201.8312020-10-22 23:48:27
2nordi52691116186315835793837363211905707350208737119.8062020-10-18 10:59:43
3Ryan Propper10430914920640763334255449959359539855001736116.8452020-10-20 03:04:21
4_p95holder_2403411456419473630966862257527140882431335113.4882020-10-21 04:49:10
5Hazawa Tsugumi22918142467791345058837602712012418427333108.3882020-10-22 23:24:44
6daveward20052270893836353807020999631748298515644731102.7222020-10-19 21:25:46
7nordi2227914070504726561840821542834640313098.3612020-10-22 05:10:32
8IanGlencross19148533140257476236295063166040504333097.9872020-10-19 13:33:25
9Bruno Victal204151930107371421174158906250492812891.2822020-10-19 14:45:03
10player_323620396231840168520328903242119039992787.2502020-10-19 18:36:59
11Albrecht Heeffer2116679959037471710676494931501532686.3102020-10-21 17:10:46
12daveward20052775989254444032415463139701373912684.3962020-10-20 09:35:07
13_p95holder_219943222218911428258272230885512684.2002020-10-18 12:34:26
14lycorn209569753729509039739235983603692582.1522020-10-19 15:03:53
15lycorn291740326546171737657776239911692581.1352020-10-19 13:08:30
16mnd9181117914699562783081264807963292580.2822020-10-22 21:33:46
17Albrecht Heeffer30707872452775497472740450468632477.6992020-10-17 14:11:05
18mnd927228792414400847868588332489032477.6762020-10-22 03:08:22
19rextherunt28617411345840378714687769161192476.8332020-10-21 20:07:25
20clww228410731000827026658856269089272476.4062020-10-18 21:36:07
21Albrecht Heeffer2587997732890550130659496855032375.9562020-10-20 03:06:46
22LaurV2747551294610797705289885256812374.6412020-10-22 12:29:56
23lycorn2715211245022624432848504578872374.3752020-10-22 13:30:31
24mnd9242356998793638476351791246732273.0652020-10-19 17:07:36
25mnd9294789758741383997635167391132272.3152020-10-20 23:22:29
26nordi191584350705935515110970716632272.1032020-10-20 15:24:05
27Albrecht Heeffer291745749433302969025389960012272.0662020-10-19 07:47:17
28daveward2005297094139401354119146491224632271.7392020-10-17 20:30:14
29nordi253850929346560551721753779692271.3142020-10-22 04:20:36
30mnd9207364928585934941619774526232271.2762020-10-18 05:11:25
31Sergey Nosov269225919337643584976816621592270.7122020-10-20 08:41:16
32riccardo uberti987835317203658935656349039432270.5432020-10-18 02:18:01
33mnd9277504312488947408786246877212270.0812020-10-21 18:01:58
34riccardo uberti105292376840939384270511686312169.2132020-10-20 08:19:46
35nordi18822594413237208364593171212168.5802020-10-18 13:34:32
36nordi19026113933456449898146234172168.4142020-10-19 14:18:27
37nordi18503572525926852604143571932167.7752020-10-17 15:23:33
38_p95holder_18261292400606034978136110492167.7022020-10-17 16:42:59
39Massimo Cappelli (ik5pwa)19013692186488928440105530732167.5672020-10-18 22:11:01