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
102421897Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 1000000
B2 = 30000000
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-02-02Ben DeloD1A17A767104A7542713987813
History
DateUserTypeResult
2021-02-03Mark_JohnsonCERT
PRP Certification
CERT proof power = 8
Proof certified good
2021-02-02Ben DeloC-PRP
D1A17A767104A754
PRP proof power = 8
PRP: Verified
Proof certified good
2021-01-31KrieselNF-PM1
B1=1000000, B2=30000000
2020-11-08TheJudgerNF
no factor from 2^75 to 2^76
2020-11-08TheJudgerNF
no factor from 2^74 to 2^75
2020-04-01SRBaseNF
no factor from 2^73 to 2^74
2020-03-30SRBaseNF
no factor from 2^72 to 2^73
2019-01-15Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2018-12-27el groccoNF
no factor from 2^71 to 2^72
2013-09-05Le ComteNF
no factor from 2^70 to 2^71
2013-09-03Le ComteNF
no factor from 2^69 to 2^70
2013-09-02Le ComteNF
no factor from 2^68 to 2^69
2013-09-01PascalBieriNF
no factor from 2^67 to 2^68
2013-08-28PascalBieriNF
no factor from 2^66 to 2^67
2012-04-22tscNF
no factor from 2^65 to 2^66
2010-08-18Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-241997rj7NF
no factor from 2^63 to 2^64