Marin Mersenne 2^P-1
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MnStatusDetails
3029947Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
120870866791146678080332373.42010-10-17 04:21:53
ECM
DigitsB1Curves
2550000113 / 280
Estimated T-Level: 22.0
TF below 2^68 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Michiel van Loon7DA5B02E2C852AAE0
Verified (Factored)1999-06-26Phillip Twiss7DA5B02E2C852AAE900685
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-27Oliver KruseAA5A92C5172AB784122356753
Verified2017-12-10kkmrkkblmbrbkAA5A92C5172AB7841246619953
History
DateUserTypeResult
2022-09-07JossNF-PM1
B1=1052994, B2=226749600
2022-03-11LordJuliusNF
no factor from 2^66 to 2^67
2022-03-11LordJuliusNF
no factor from 2^65 to 2^66
2022-03-11LordJuliusNF
no factor from 2^64 to 2^65
2022-03-11LordJuliusNF
no factor from 2^63 to 2^64
2022-03-11LordJuliusNF
no factor from 2^62 to 2^63
2022-01-23JossNF-PM1
B1=1052994, B2=119912100
2021-05-05JossNF
no factor from 2^67 to 2^68
2020-12-29JossNF-PM1
B1=302994, B2=3029947, E=6
2017-12-10kkmrkkblmbrbkC-PRP
M3029947/12087086679114667808033 : AA5A92C5172AB784
PRP: Verified
PRP without proof (not generated)
2017-10-27Oliver KruseC-PRP
M3029947/12087086679114667808033 : AA5A92C5172AB784
PRP: Verified
PRP without proof (not generated)
2010-10-17markrF-PM1
Factor: 12087086679114667808033
2010-10-13Sid & AndyNF
no factor from 2^61 to 2^62
2009-02-02Jayson KingNF
no factor from 2^60 to 2^61