Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
2327107Factored
FactorDigitsBitsDate
280788730631134.7old
1072330905611236.62008-07-14 20:23:02
22046084988827043911960.92016-03-17 12:06:50
12667902331052149572732270.12024-01-24 04:51:42
885844262433057422440092376.22022-11-26 16:40:06
ECM
DigitsB1Curves
255000084 / 280
Estimated T-Level: 21.5 ⓘ
TF below 2^66 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-10-11Oliver Kruse60DB43060FE24C0A1013
Verified (Factored)2017-10-18Oliver KruseBCB085AECA680354391481653
Verified (Factored)2017-11-23kkmrkkblmbrbkBCB085AECA680354325717853
Verified (Factored)2022-11-28LordJuliusBCB085AECA680354464391053
Verified (Factored)2022-11-28suika_predatorBCB085AECA6803544136424653
Verified2024-01-24Ahmed AzhadBCB085AECA680354548997653
History
DateUserTypeResult
2024-01-24estrandCERT
PRP Certification
Proof certified good
2024-01-24Ahmed AzhadC-PRP
M2327107/28078873063/107233090561/2204608498882704391/88584426243305742244009/1266790233105214957273 : BCB085AECA680354
PRP proof power = 7
PRP: Verified
Proof certified good
2024-01-24Ahmed AzhadF-ECM
Factor: 1266790233105214957273 / (ECM curve 36, B1=50000, B2=27023535, Edwards Sigma=2318333992464445)
2022-11-29Jeff VanderauCERT
PRP Certification
Proof certified good
2022-11-28suika_predatorC-PRP
M2327107/28078873063/107233090561/2204608498882704391/88584426243305742244009 : BCB085AECA680354
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2022-11-28slandrumCERT
PRP Certification
Proof certified good
2022-11-28LordJuliusC-PRP
M2327107/28078873063/107233090561/2204608498882704391/88584426243305742244009 : BCB085AECA680354
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2022-11-26_p95holder_F-ECM
Factor: 88584426243305742244009 / (ECM curve 4, B1=50000, B2=5000000)
2021-05-06ViliamFNF-PM1
B1=5000000, B2=305000000
2018-03-05alpertronNF-PM1
B1=500000, B2=15000000, E=12
2017-11-23kkmrkkblmbrbkC-PRP
M2327107/28078873063/107233090561/2204608498882704391 : BCB085AECA680354
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-18Oliver KruseC-PRP
M2327107/28078873063/107233090561/2204608498882704391 : BCB085AECA680354
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-11Oliver KruseC-PRP
M2327107/known_factors : 60DB43060FE24C0A
PRP: Verified (Factored)
PRP without proof (not generated)
2016-03-17TJAOIF
Factor: 2204608498882704391 / TF: 60-61
2008-07-14George WoltmanF-ECM
Factor: 107233090561