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
74843137TF
No factors below 275
TF target 274
P-1
B1 = 610000
B2 = 8845000
LL
StatusDateUserResidueShift
Unverified2017-03-27ChavdarLalovE64955C888A575__22820535
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-03-08Music_Man900PRP double-check0.00 % 2024-03-08
History
DateUserTypeResult
2017-03-27ChavdarLalovC-LL
E64955C888A575__
2016-04-01Mark RoseNF
no factor from 2^57 to 2^64
2015-12-19guruNF-PM1
B1=610000, B2=8845000
2015-12-10Tim SorberaNF
no factor from 2^74 to 2^75
2015-12-10Tim SorberaNF
no factor from 2^73 to 2^74
2015-12-06LingUaanNF
no factor from 2^72 to 2^73
2015-08-27Judge HaleNF
no factor from 2^71 to 2^72
2014-08-07kaliNF
no factor from 2^70 to 2^71
2012-10-31Simon HarrisonNF
no factor from 2^69 to 2^70
2010-11-19tmorrowNF
no factor from 2^68 to 2^69
2010-11-16tmorrowNF
no factor from 2^67 to 2^68
2010-11-13qwertyuio999NF
no factor from 2^66 to 2^67
2010-09-12LinuxNinjaNF
no factor from 2^65 to 2^66
2010-09-12GrunwalderGIMPNF
no factor from 2^64 to 2^65