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
6906209TF
No factors below 272
TF target 267
P-1
B1 = 4000000
B2 = 421309350
ECM
DigitsB1Curves
25500006 / 280
Estimated T-Level: 20.1
LL
StatusDateUserResidueShift
Verified1999-06-06Team OCAU GIMPSE0FF34EE2F17D34D5962210
Verified2001-09-10Jörg ThomsenE0FF34EE2F17D34D4055903
History
DateUserTypeResult
2021-11-30Seth_TrNF-PM1
B1=4000000, B2=421309350
2021-11-22Seth_TrNF-PM1
B1=4000000, B2=110000000, E=12
2021-09-25SRBaseNF
no factor from 2^71 to 2^72
2021-08-10SRBaseNF
no factor from 2^70 to 2^71
2020-12-20takahashiNF
no factor from 2^69 to 2^70
2020-01-08takahashiNF-PM1
B1=600000, B2=12000000, E=12
2019-12-02mnd9NF
no factor from 2^68 to 2^69
2018-02-27-Anonymous-NF
no factor from 2^67 to 2^68
2016-04-01Gordon SpenceNF
no factor from 2^66 to 2^67
2015-06-21VictordeHollanderNF
no factor from 2^65 to 2^66
2014-02-18lycornNF
no factor from 2^64 to 2^65
2014-02-09NesowaNF
no factor from 2^63 to 2^64
2011-11-20James HeinrichNF-PM1
B1=130000, B2=2665000, E=6