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
68978191TF
No factors below 275
TF target 274
P-1
B1 = 620000
B2 = 11625000
LL
StatusDateUserResidueShift
Unverified2014-12-17Cyril SneerD8F56A795EB30B__15305345
PRP
StatusDateUserResidueShiftTypeBase
compositeVerified2024-04-06MirraA4BE1F776C065872013
History
DateUserTypeResult
2024-04-07khyuCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-04-06MirraC-PRP
A4BE1F776C065872
PRP proof power = 8
PRP: Verified
Proof certified good
2019-12-19Mark RoseNF
no factor from 2^74 to 2^75
2014-12-17Cyril SneerC-LL
D8F56A795EB30B__
2013-12-09ixfd64NF-PM1
B1=620000, B2=11625000
2013-11-30Jerry HallettNF
no factor from 2^73 to 2^74
2013-11-24Kyle AskineNF
no factor from 2^72 to 2^73
2013-11-23Kyle AskineNF
no factor from 2^71 to 2^72
2012-07-30SWL551NF
no factor from 2^70 to 2^71
2012-03-16wangyun183NF
no factor from 2^69 to 2^70
2010-02-13-Anonymous-NF
no factor from 2^68 to 2^69
2010-01-28DaveplNF
no factor from 2^67 to 2^68
2010-01-27runeskNF
no factor from 2^66 to 2^67
2010-01-26marvikNF
no factor from 2^65 to 2^66
2010-01-25ZachariassenNF
no factor from 2^64 to 2^65
2009-02-161997rj7NF
no factor to 2^64