Mersenne numbers P-1 factors that should have already been found but were missed:
3,755 exponents (3,773 factors) like this known
List by user
Exponent range: M to M
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Showing 1 - 50 of 3,755

ExponentFactor BitsMissed ByAssignment
M1391332681566629370561754.57392000-11-25 00:00:00
ANONYMOUS
Factor=139133,54,55
Pminus1=1,2,139133,-1,1321,9118757,54
M353201278951586741084265761.27472002-12-09 00:00:00
Criswell
Factor=353201,61,62
Pminus1=1,2,353201,-1,1061,93383,61
M353429309563653051884151.45922002-12-09 00:00:00
Criswell
Factor=353429,51,52
Pminus1=1,2,353429,-1,19,49891,51
M3802037023796091007587955.96312002-12-09 00:00:00
Criswell
Factor=380203,55,56
Pminus1=1,2,380203,-1,593,47533,55
M433861953842408103306353.08272002-12-09 00:00:00
Criswell
Factor=433861,53,54
Pminus1=1,2,433861,-1,4751,62533,53
M58260183193008685557916159.52922002-01-02 00:00:00
ANONYMOUS
Factor=582601,59,60
Pminus1=1,2,582601,-1,613,22811,59
M71758139993621177106589251368.43832002-11-09 00:00:00
ANONYMOUS
Factor=717581,68,69
Pminus1=1,2,717581,-1,59239,915919,68
M7206771619863476795861527877773.77832002-11-09 00:00:00
ANONYMOUS
Factor=720677,73,74
Pminus1=1,2,720677,-1,48437,5345653,73
M91873740505269644833287158.49092002-01-08 00:00:00
ANONYMOUS
Factor=918737,58,59
Pminus1=1,2,918737,-1,167,22871,58
M1052939666936227423703689707643982.46382011-01-08 16:10:00
Rob_Dee
Factor=1052939,82,83
Pminus1=1,2,1052939,-1,234613,781309,82
M13268894122838458482478148575175.12612013-09-29 03:58:00
David Campeau
Factor=1326889,75,76
Pminus1=1,2,1326889,-1,929,5020247,75
M16312973500716644803589096472174.89012012-02-10 10:07:00
Axon
Factor=1631297,74,75
Pminus1=1,2,1631297,-1,144941,568231,74
M1634791357149045136208865258371.59702012-02-12 14:10:00
Axon
Factor=1634791,71,72
Pminus1=1,2,1634791,-1,26783,5874229,71
M163486945071385507357760133651378.57662012-02-12 14:10:00
Axon
Factor=1634869,78,79
Pminus1=1,2,1634869,-1,1499,4535537,78
M163588910688139923297706744166.53462012-02-12 14:10:00
Axon
Factor=1635889,66,67
Pminus1=1,2,1635889,-1,103,1017719,66
M16365011385036216637176539363.58662012-02-12 14:11:00
Axon
Factor=1636501,63,64
Pminus1=1,2,1636501,-1,63839,2761961,63
M1636561560971066163587564559372.24842012-02-25 07:08:00
Axon
Factor=1636561,72,73
Pminus1=1,2,1636561,-1,2539,14341343,72
M1642787210793552176275002948170.83632012-02-10 10:07:00
Axon
Factor=1642787,70,71
Pminus1=1,2,1642787,-1,2633,405529,70
M1643003677789452107185378188006576192.45292012-02-25 07:08:00
Axon
Factor=1643003,92,93
Pminus1=1,2,1643003,-1,117307,17710487,92
M164364113813870696759745573026376.87052012-02-25 07:08:00
Axon
Factor=1643641,76,77
Pminus1=1,2,1643641,-1,5021,8354603,76
M164379733244373713139461271968.17172012-02-10 10:08:00
Axon
Factor=1643797,68,69
Pminus1=1,2,1643797,-1,823,817319,68
M1644197253682131961015137985065781.06932012-02-10 10:07:00
Axon
Factor=1644197,81,82
Pminus1=1,2,1644197,-1,221413,683603,81
M1645499195765952552780400591819380.69542012-02-13 10:08:00
Axon
Factor=1645499,80,81
Pminus1=1,2,1645499,-1,6073,1941491,80
M16462615509178893007390892854375.54432012-02-13 10:08:00
Axon
Factor=1646261,75,76
Pminus1=1,2,1646261,-1,477637,1257281,75
M1648837370014590275975860960771.64812012-02-13 10:08:00
Axon
Factor=1648837,71,72
Pminus1=1,2,1648837,-1,6709,5253827,71
M16525091610111248913053280567973.76962012-02-14 09:09:00
Axon
Factor=1652509,73,74
Pminus1=1,2,1652509,-1,10193,2399611,73
M1652543192167603657312599459370.70292012-02-14 09:09:00
Axon
Factor=1652543,70,71
Pminus1=1,2,1652543,-1,3491,1101179,70
M16531031271725022407760145763.46342012-02-14 09:09:00
Axon
Factor=1653103,63,64
Pminus1=1,2,1653103,-1,113,3245579,63
M165349936613476932366502819565171398905303114.81792012-02-14 09:09:00
Axon
Factor=1653499,114,115
Pminus1=1,2,1653499,-1,457661,3222281,114
M165555751207640317399836414690378.76072012-02-11 09:10:00
Axon
Factor=1655557,78,79
Pminus1=1,2,1655557,-1,21017,480017,78
M1658291145611902404508492695170.30262012-02-15 09:12:00
Axon
Factor=1658291,70,71
Pminus1=1,2,1658291,-1,827,6843509,70
M166124313384273316532215470366.85912012-02-15 09:12:00
Axon
Factor=1661243,66,67
Pminus1=1,2,1661243,-1,3253,1299299,66
M166462736228999323727190552966378.26152012-02-15 09:12:00
Axon
Factor=1664627,78,79
Pminus1=1,2,1664627,-1,69491,4697633,78
M166561188827231993802722355632179.55532012-02-25 07:08:00
Axon
Factor=1665611,79,80
Pminus1=1,2,1665611,-1,97849,9018809,79
M166621345604526357202479095955467388.55932012-02-16 11:13:00
Axon
Factor=1666213,88,89
Pminus1=1,2,1666213,-1,38699,1255259,88
M1666871582356109153645676571372.30242012-02-16 11:13:00
Axon
Factor=1666871,72,73
Pminus1=1,2,1666871,-1,59627,3810661,72
M1667779113548815287634209466935379.90962012-02-16 11:13:00
Axon
Factor=1667779,79,80
Pminus1=1,2,1667779,-1,15683,2907097,79
M16685171285222217909723013481773.44442012-02-16 11:13:00
Axon
Factor=1668517,73,74
Pminus1=1,2,1668517,-1,124979,1359223,73
M167028781352983762449379592969.46282012-02-17 11:11:00
Axon
Factor=1670287,69,70
Pminus1=1,2,1670287,-1,3001,6255751,69
M16731071308209499612195597465897792193.40162012-02-26 12:07:00
Axon
Factor=1673107,93,94
Pminus1=1,2,1673107,-1,122263,13836751,93
M1673461105378219899071470334307379.80192012-02-17 11:11:00
Axon
Factor=1673461,79,80
Pminus1=1,2,1673461,-1,251903,1803323,79
M167392712889010936668285198366.80472012-02-17 11:11:00
Axon
Factor=1673927,66,67
Pminus1=1,2,1673927,-1,887,1199767,66
M1674847216742157143016153197770.87652012-02-18 13:10:00
Axon
Factor=1674847,70,71
Pminus1=1,2,1674847,-1,16183,1516129,70
M1675109424985911870922185902422381.81372012-02-26 12:07:00
Axon
Factor=1675109,81,82
Pminus1=1,2,1675109,-1,649709,19482343,81
M16791012302149428039630988600774.28542012-02-18 13:10:00
Axon
Factor=1679101,74,75
Pminus1=1,2,1679101,-1,49999,1490297,74
M16793292068027388333305888764.16492012-02-18 13:10:00
Axon
Factor=1679329,64,65
Pminus1=1,2,1679329,-1,39341,1981153,64
M16802772894827094203354842034514083394.54752012-02-11 09:10:00
Axon
Factor=1680277,94,95
Pminus1=1,2,1680277,-1,40597,633497,94
M16804012087438752481000904164.17842012-03-01 07:10:00
Axon
Factor=1680401,64,65
Pminus1=1,2,1680401,-1,53,8798137,64
2022005200081670319847374.09822012-03-01 07:10:00
Axon
Factor=1680401,74,75
Pminus1=1,2,1680401,-1,26107,11506541,74
M168107317558418904681189795967.25072012-02-18 13:10:00
Axon
Factor=1681073,67,68
Pminus1=1,2,1681073,-1,3301,1204279,67

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