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

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MnStatusDetails
27081049Factored
FactorDigitsBitsDate
3441397712254178795850040083934543227138124.72021-12-31 09:53:54
LL
StatusDateUserResidueShift
Verified (Factored)2006-01-15Raymond KellerCF3BAAD52129D03118198574
Verified (Factored)2011-11-15-Anonymous-CF3BAAD52129D0317180955
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-02-02Dobri88C80C46FC08F38711331955453
P-1 factors
DateFactorB1B2
2021-12-3134413977122541787958500400839345432271600000404102790
History
DateUserTypeResult
2023-02-02curtiscCERT
PRP Certification
Proof certified good
2023-02-02DobriC-PRP
M27081049/34413977122541787958500400839345432271 : 88C80C46FC08F387
PRP proof power = 9
PRP: Verified
Proof certified good
2021-12-31axnF-PM1
Factor: 34413977122541787958500400839345432271 / (P-1, B1=600000, B2=404102790)
2021-10-11TheJudgerNF
no factor from 2^74 to 2^75
2021-09-19TheJudgerNF
no factor from 2^73 to 2^74
2021-08-23TheJudgerNF
no factor from 2^72 to 2^73
2021-08-23TheJudgerNF
no factor from 2^71 to 2^72
2021-02-15mikrNF
no factor from 2^70 to 2^71
2018-09-04chuenkitNF
no factor from 2^69 to 2^70
2018-04-09VictordeHollanderNF
no factor from 2^68 to 2^69
2011-11-15-Anonymous-C-LL
CF3BAAD52129D031
2011-10-19Carsten KossendeyNF
no factor from 2^67 to 2^68