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
102705391Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 855000
B2 = 17955000
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-02-19Ben Delo8B68F7EDB1E8285E648966713
History
DateUserTypeResult
2021-02-19Ben DeloCERT
PRP Certification
CERT proof power = 8
Proof certified good
2021-02-19Ben DeloC-PRP
8B68F7EDB1E8285E
PRP proof power = 8
PRP: Verified
Proof certified good
2021-02-18Ben DeloNF-PM1
B1=855000, B2=17955000, E=12
2020-10-30RichD0NF
no factor from 2^75 to 2^76
2020-10-30RichD0NF
no factor from 2^74 to 2^75
2020-03-30SRBaseNF
no factor from 2^73 to 2^74
2020-02-25el groccoNF
no factor from 2^72 to 2^73
2014-12-16Quantum SingularityNF
no factor from 2^71 to 2^72
2014-10-10shaugeNF
no factor from 2^70 to 2^71
2014-10-10shaugeNF
no factor from 2^69 to 2^70
2014-10-10shaugeNF
no factor from 2^68 to 2^69
2014-07-02PascalBieriNF
no factor from 2^67 to 2^68
2013-09-07processinfoNF
no factor from 2^66 to 2^67
2012-04-24subgeniusNF
no factor from 2^65 to 2^66
2010-08-19hustensaftNF
no factor from 2^64 to 2^65
2010-04-151997rj7NF
no factor from 2^63 to 2^64