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
108712787Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 871000
B2 = 48976000
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-01-22Ben DeloF81EAC9359F688866148612913
History
DateUserTypeResult
2022-01-22Randall W. AndersonCERT
PRP Certification
CERT proof power = 8
Proof certified good
2022-01-22Ben DeloC-PRP
F81EAC9359F68886
PRP proof power = 8
PRP: Verified
Proof certified good
2022-01-21Ben DeloNF-PM1
B1=871000, B2=48976000
2021-11-06hktNF
no factor from 2^76 to 2^77
2021-04-09TheJudgerNF
no factor from 2^75 to 2^76
2021-04-09TheJudgerNF
no factor from 2^74 to 2^75
2019-09-11Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-09-11Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-02-08PascalBieriNF
no factor from 2^71 to 2^72
2014-10-02g0bNF
no factor from 2^70 to 2^71
2014-07-28Smok_bmv NF
no factor from 2^69 to 2^70
2014-07-28Smok_bmv NF
no factor from 2^68 to 2^69
2014-07-28Smok_bmv NF
no factor from 2^66 to 2^68
2012-05-23sasaki3NF
no factor from 2^65 to 2^66
2010-09-11Architects CubedNF
no factor from 2^64 to 2^65
2010-04-27James HintzNF
no factor from 2^63 to 2^64