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
6949777TF
No factors below 272
TF target 267
P-1
B1 = 4000000
B2 = 456818670
ECM
DigitsB1Curves
25500006 / 280
Estimated T-Level: 20.1 ⓘ
LL
StatusDateUserResidueShift
Verified1999-07-04Marc Getty / Phil FizurEB06A524B83A96CE0
Verified2002-04-07Brian HerrinEB06A524B83A96CE4333295
Verified2002-07-27George StrohscheinEB06A524B83A96CE656476
History
DateUserTypeResult
2021-12-03Seth_TrNF-PM1
B1=4000000, B2=456818670
2021-11-05Seth_TrNF-PM1
B1=2000000, B2=58000000, E=12
2021-09-25SRBaseNF
no factor from 2^71 to 2^72
2021-08-13SRBaseNF
no factor from 2^70 to 2^71
2021-07-31takahashiNF
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
2016-04-05Gordon SpenceNF
no factor from 2^66 to 2^67
2015-06-26VictordeHollanderNF
no factor from 2^65 to 2^66
2014-02-16lycornNF
no factor from 2^64 to 2^65
2014-02-09NesowaNF
no factor from 2^63 to 2^64
2011-09-05Carsten KossendeyNF-PM1
B1=440000, B2=13530000, E=12