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

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Exponent Range:










MnStatusDetails
10045837Factored
FactorDigitsBitsDate
50519923577784411652.2old
129277167794428071753.52014-09-28 11:09:28
ECM
DigitsB1Curves
255000013 / 280
Estimated T-Level: 20.2 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2019-12-22xyuzyzB5CFE3BC53159A142351351153
Verified2021-01-22Oliver KruseB5CFE3BC53159A142660136553
History
DateUserTypeResult
2022-06-29LordJuliusNF
no factor from 2^66 to 2^67
2022-06-29LordJuliusNF
no factor from 2^65 to 2^66
2022-06-29LordJuliusNF
no factor from 2^64 to 2^65
2021-12-28ViliamFNF
no factor from 2^68 to 2^69
2021-11-24ViliamFNF
no factor from 2^67 to 2^68
2021-01-22riccardo ubertiCERT
PRP Certification
Proof certified good
2021-01-22Oliver KruseC-PRP
M10045837/5051992357778441/12927716779442807 : B5CFE3BC53159A14
PRP proof power = 8
PRP: Verified
Proof certified good
2019-12-22xyuzyzC-PRP
M10045837/5051992357778441/12927716779442807 : B5CFE3BC53159A14
PRP: Verified
PRP without proof (not generated)
2014-09-28TJAOIF
Factor: 12927716779442807 / TF: 53-54