Marin Mersenne 2^P-1
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Exponent Range:










MnStatusDetails
2175629TF
No factors below 269
TF target 262
TF below 2^73 is very unlikely to find new factors due to ECM effort.
P-1
B1 = 15800000
B2 = 41225419950
ECM
DigitsB1Curves
2550000200 / 280
Estimated T-Level: 23.6
LL
StatusDateUserResidueShift
VerifiedJeff WoodsB2B4B39A535597E60
Verified1999-03-15Ethan O'ConnorB2B4B39A535597E61947949
Verified2018-04-12kkmrkkblmbrbkB2B4B39A535597E6964951
History
DateUserTypeResult
2023-10-09Sid & AndyNF-PM1
B1=15800000, B2=41225419950
2023-09-29JossNF-PM1
B1=1000000, B2=10499190240
2023-06-04JossNF-PM1
B1=1000000, B2=5031549600
2023-01-31JossNF-PM1
B1=1000000, B2=930848100
2021-07-15TJAOINF
no factor from 2^68 to 2^69
2019-11-18mikrNF-PM1
B1=5000000, B2=200000000, E=12
2019-04-29TJAOINF
no factor from 2^67 to 2^68
2018-04-12kkmrkkblmbrbkC-LL
B2B4B39A535597E6
2016-11-17Gordon SpenceNF
no factor from 2^66 to 2^67
2016-02-23Mark RoseNF
no factor from 2^58 to 2^60
2016-01-02ramgeisNF
no factor from 2^65 to 2^66
2015-12-22HBendtzNF-PM1
B1=700000, B2=21000000, e=12
2015-03-25VictordeHollanderNF
no factor from 2^64 to 2^65
2015-03-25VictordeHollanderNF
no factor from 2^63 to 2^64
2014-10-05JossNF-PM1
B1=149002
2014-06-13JossNF-PM1
B1=119501
2013-01-23dbaughNF
no factor from 2^62 to 2^63
2011-01-15markrNF-PM1
B1=90000, B2=1620000, E=6
2010-11-07JossNF-PM1
B1=30000
2010-11-05JossNF-PM1
B1=15000
2009-01-06Sturle SundeNF
no factor from 2^61 to 2^62
2009-01-04Sturle SundeNF
no factor from 2^60 to 2^61