Marin Mersenne 2^P-1
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MnStatusDetails
1107383Factored
FactorDigitsBitsDate
156447484019393578713054696165482035337120.22012-09-27 02:38:41
ECM
DigitsB1Curves
2550000280 / 280
30250000100 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)David Slowinski13FB0
Verified (Factored)Jason BockE7B805BFDD5773FB0
Verified (Factored)Terry BoneE7B805BFDD5773FB0
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-29Oliver Kruse878206613510D61D1013
Verified2017-10-16Oliver Kruse878206613510D61D111677413
Verified2018-01-02ATH878206613510D61D1100185213
P-1 factors
DateFactorB1B2
2012-09-27156447484019393578713054696165482035350000010000000
History
DateUserTypeResult
2022-04-12LordJuliusNF
no factor from 2^63 to 2^64
2022-04-12LordJuliusNF
no factor from 2^62 to 2^63
2022-04-12LordJuliusNF
no factor from 2^61 to 2^62
2022-04-12LordJuliusNF
no factor from 2^1 to 2^61
2022-03-07LordJuliusNF
no factor from 2^57 to 2^60
2022-03-07firejugglerNF
no factor from 2^57 to 2^60
2018-01-02ATHC-PRP
M1107383/1564474840193935787130546961654820353 : 878206613510D61D
PRP: Verified
PRP without proof (not generated)
2017-10-16Oliver KruseC-PRP
M1107383/1564474840193935787130546961654820353 : 878206613510D61D
PRP: Verified
PRP without proof (not generated)
2017-09-29Oliver KruseC-PRP
M1107383/1564474840193935787130546961654820353 : 878206613510D61D
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=300000, B2=10000000, E=12
2012-09-27kurlyF-PM1
Factor: 1564474840193935787130546961654820353
2011-05-09XyzzyNF
no factor from 2^61 to 2^62
2009-02-16Sturle SundeNF
no factor from 2^60 to 2^61