Marin Mersenne 2^P-1
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MnStatusDetails
11448607Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
527021351325983643266712375.52024-05-14 09:51:00
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2000-12-31Sturle Sunde75EA3A5252243636798904
Verified (Factored)2004-03-01Lawrence Cairns-Smith75EA3A52522436365818300
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-05-20-Anonymous-70DD0BA5BB0F94BC1231120153
P-1 factors
DateFactorB1B2
2024-05-145270213513259836432667110690001111433400
History
DateUserTypeResult
2024-05-20PappyCERT
PRP Certification
Proof certified good
2024-05-20-Anonymous-C-PRP
M11448607/52702135132598364326671 : 70DD0BA5BB0F94BC
PRP proof power = 8
PRP: Verified
Proof certified good
2024-05-14chevronF-PM1
Factor: 52702135132598364326671 / (P-1, B1=1069000, B2=1111433400)
2023-03-19Naegi MakotoNF
no factor from 2^71 to 2^72
2021-08-15LaurVNF-PM1
B1=6189107, B2=185673210
2021-08-14SRBaseNF
no factor from 2^70 to 2^71
2021-08-06SRBaseNF
no factor from 2^69 to 2^70
2020-02-19riccardo ubertiNF-PM1
B1=430000, B2=8500000, E=12
2018-01-05ramgeisNF
no factor from 2^68 to 2^69
2018-01-05ramgeisNF
no factor from 2^67 to 2^68
2016-01-15VictordeHollanderNF
no factor from 2^66 to 2^67
2015-02-25NesowaNF
no factor from 2^65 to 2^66
2013-11-17lycornNF
no factor from 2^64 to 2^65