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
85676273Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 685000
B2 = 13357500
PRP
StatusDateUserResidueShiftTypeBase
Verified2019-06-26ky0uraku623A443B9B7CEC493964985613
Verified2024-01-23GdS623A443B9B7CEC49013
History
DateUserTypeResult
2024-01-23FlashCERT
PRP Certification
CERT proof power = 10
Proof certified good
2024-01-23GdSC-PRP
623A443B9B7CEC49
PRP proof power = 10
PRP: Verified
Proof certified good
2019-06-26ky0urakuC-PRP
623A443B9B7CEC49
PRP: Verified
PRP without proof (not generated)
2019-04-28ATHNF
no factor from 2^63 to 2^64
2019-04-28ATHNF
no factor from 2^1 to 2^63
2018-01-28bamNF-PM1
B1=685000, B2=13357500, E=6
2017-10-01TheJudgerNF
no factor from 2^75 to 2^76
2017-10-01TheJudgerNF
no factor from 2^74 to 2^75
2017-04-29Brian BeuningNF
no factor from 2^73 to 2^74
2017-04-24Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-04-24Strolling JellyfishNF
no factor from 2^71 to 2^72
2014-08-25ANONYMOUSNF
no factor from 2^70 to 2^71
2013-08-28CSLatDDNF
no factor from 2^69 to 2^70
2013-08-26CSLatDDNF
no factor from 2^68 to 2^69
2013-08-23CSLatDDNF
no factor from 2^67 to 2^68
2013-08-21MercyHTFNF
no factor from 2^66 to 2^67
2012-08-23america64NF
no factor from 2^65 to 2^66
2010-11-27Architects CubedNF
no factor from 2^64 to 2^65