Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
3336887TF
No factors below 270
TF target 264
P-1
B1 = 6300000
B2 = 22698986310
ECM
DigitsB1Curves
2550000104 / 280
Estimated T-Level: 21.9 ⓘ
LL
StatusDateUserResidueShift
VerifiedThomas Honold4AEE8211670D726B0
Verified1999-07-26Kevin Harlan4AEE8211670D726B2384021
History
DateUserTypeResult
2023-04-24Sid & AndyNF-PM1
B1=6300000, B2=22698986310
2022-08-16TJAOINF
no factor from 2^69 to 2^70
2021-07-22TJAOINF
no factor from 2^68 to 2^69
2020-06-27mikrNF-PM1
B1=4000000, B2=150000000, E=12
2018-11-05TJAOINF
no factor from 2^67 to 2^68
2018-08-18JossNF-PM1
B1=420000, B2=3780000
2018-08-17JossNF-PM1
B1=420000, B2=3360000
2018-08-15JossNF-PM1
B1=420000, B2=1680000
2017-03-02Gordon SpenceNF
no factor from 2^66 to 2^67
2016-03-02ramgeisNF
no factor from 2^65 to 2^66
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2015-02-11VictordeHollanderNF
no factor from 2^64 to 2^65
2015-02-11VictordeHollanderNF
no factor from 2^63 to 2^64
2012-11-28Squeeky_SquirrelNF-PM1
B1=210000, B2=4672500, E=6
2012-08-25GrunwalderGIMPNF
no factor from 2^1 to 2^63
2011-10-07USAFSSNF-PM1
B1=55000, B2=893750, E=6
2011-08-27markrNF
no factor to 2^62
2009-07-04Carsten KossendeyNF-PM1
B1=15000, B2=206250
2009-03-29S485122NF
no factor from 2^60 to 2^61