Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
6979871TF
No factors below 272
TF target 267
P-1
B1 = 10000000
B2 = 28985646690
ECM
DigitsB1Curves
25500006 / 280
Estimated T-Level: 20.1 ⓘ
LL
StatusDateUserResidueShift
Verified1999-07-27Oliver SindtCF3CDA612C8E10BB6547812
Verified2002-01-08chris clarkCF3CDA612C8E10BB2289059
History
DateUserTypeResult
2022-09-30JayderNF-PM1
B1=10000000, B2=28985646690
2021-12-06Seth_TrNF-PM1
B1=2000000
2021-10-10SRBaseNF
no factor from 2^71 to 2^72
2021-09-07SRBaseNF
no factor from 2^70 to 2^71
2021-08-09takahashiNF
no factor from 2^69 to 2^70
2020-04-10TJAOINF
no factor from 2^68 to 2^69
2018-02-27-Anonymous-NF
no factor from 2^67 to 2^68
2016-04-26Gordon SpenceNF
no factor from 2^66 to 2^67
2015-07-03VictordeHollanderNF
no factor from 2^65 to 2^66
2014-02-15lycornNF
no factor from 2^64 to 2^65
2014-02-09NesowaNF
no factor from 2^63 to 2^64
2011-09-07Carsten KossendeyNF-PM1
B1=445000, B2=13683750, E=12