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
5594623TF
No factors below 272
TF target 266
P-1
B1 = 7000000
B2 = 5819808390
ECM
DigitsB1Curves
25500009 / 280
Estimated T-Level: 20.2 ⓘ
LL
StatusDateUserResidueShift
VerifiedPeter H.M. CoolsE44F2E89F7CA90470
Verified2001-01-14Stephen WoodE44F2E89F7CA90472878287
History
DateUserTypeResult
2022-09-05Sid & AndyNF-PM1
B1=7000000, B2=5819808390
2021-10-11SRBaseNF
no factor from 2^71 to 2^72
2021-08-23SRBaseNF
no factor from 2^70 to 2^71
2021-08-19SRBaseNF
no factor from 2^69 to 2^70
2020-08-11TJAOINF
no factor from 2^68 to 2^69
2019-10-02GdSNF-PM1
B1=200000, B2=6000000, E=12
2018-06-08ramgeisNF
no factor from 2^67 to 2^68
2016-08-02Gordon SpenceNF
no factor from 2^66 to 2^67
2016-02-23Mark RoseNF
no factor from 2^1 to 2^62
2015-09-01snme2pm1NF
no factor from 2^65 to 2^66
2014-12-24monstNF
no factor from 2^64 to 2^65
2014-12-23NesowaNF
no factor from 2^63 to 2^64
2010-05-08Squeeky_SquirrelNF-PM1
B1=65000, B2=1121250, E=6
2009-04-20GrunwalderGIMPNF
no factor from 2^62 to 2^63