Marin Mersenne 2^P-1
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MnStatusDetails
3630227Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
46868075192752007250714232582.02024-03-24 06:32:26
ECM
DigitsB1Curves
255000089 / 280
Estimated T-Level: 21.6
TF below 2^67 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Andrew Haveland-Robinson737A008FCDCB26370
Verified (Factored)1999-08-31Derek Wegner737A008FCDCB26371976475
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2024-03-24Anton Tsvetkov73CF8AE601D123FD1356151853
History
DateUserTypeResult
2024-03-24slandrumCERT
PRP Certification
Proof certified good
2024-03-24Anton TsvetkovC-PRP
M3630227/4686807519275200725071423 : 73CF8AE601D123FD
PRP proof power = 7
PRP: Verified
Proof certified good
2024-03-24575kevkevF-ECM
Factor: 4686807519275200725071423 / (ECM curve 12, B1=74669, B2=10752336, Sigma=1247939731864933)
2024-03-12JossNF-PM1
B1=10000000, B2=8679961290
2024-03-12JossNF-PM1
B1=10000000, B2=4291977690
2024-03-12JossNF-PM1
B1=10000000, B2=2097985890
2022-10-30JossNF-PM1
B1=1000000, B2=1153983600
2022-10-21JossNF-PM1
B1=1000000, B2=1033646250
2022-10-11JossNF-PM1
B1=1000000, B2=234765300
2022-09-30JossNF-PM1
B1=1000000, B2=130364850
2022-02-06Gordon SpenceNF
no factor from 2^69 to 2^70
2020-11-04axnNF
no factor from 2^68 to 2^69
2020-08-14axnNF-PM1
B1=30000000, B2=1000000000, E=12
2020-07-09axnNF-PM1
B1=30000000, B2=600000000, E=12
2020-03-03BigBrotherNF-PM1
B1=3000000, B2=90000000, E=12
2018-09-24TJAOINF
no factor from 2^67 to 2^68
2016-12-25Gordon SpenceNF
no factor from 2^66 to 2^67
2016-05-14Squeeky_SquirrelNF-PM1
B1=230000, B2=6670000, E=12
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2015-10-18ramgeisNF
no factor from 2^65 to 2^66
2015-01-22VictordeHollanderNF
no factor from 2^64 to 2^65
2015-01-22VictordeHollanderNF
no factor from 2^63 to 2^64
2012-06-20GrunwalderGIMPNF
no factor from 2^1 to 2^63
2012-01-20Squeeky_SquirrelNF-PM1
B1=90000, B2=1620000, E=6
2011-05-25markrNF
no factor from 2^61 to 2^62
2009-07-06Carsten KossendeyNF-PM1
B1=20000, B2=245000
2009-03-11S485122NF
no factor from 2^60 to 2^61