Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
11357939Factored
FactorDigitsBitsDate
1632699969176721120111132477.12015-11-04 09:36:31
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^61 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Bad2001-03-11Jean-Pierre AllemandF501AE5255C1D01B8251402
Verified (Factored)2001-05-06Steve Spicer8A0D3D86E954710F826370
Verified (Factored)2004-03-01Ryan Durham8A0D3D86E954710F6937814
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-07-12LaurV95B16C260A00D57F11024738453
History
DateUserTypeResult
2021-07-12curtiscCERT
PRP Certification
Proof certified good
2021-07-12LaurVC-PRP
M11357939/163269996917672112011113 : 95B16C260A00D57F
PRP proof power = 8
PRP: Verified
Proof certified good
2015-11-04alan145F-ECM
Factor: 163269996917672112011113 / (ECM curve 1, B1=50000, B2=5000000)
2015-05-05NesowaNF
no factor from 2^65 to 2^66
2013-11-18lycornNF
no factor from 2^64 to 2^65