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
101238013Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 845000
B2 = 17533750
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-11-22Ben DeloA30D349260EA25B52178312013
History
DateUserTypeResult
2020-11-22Franklin WebberCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-11-22Ben DeloC-PRP
A30D349260EA25B5
PRP proof power = 8
PRP: Verified
Proof certified good
2020-11-21Ben DeloNF-PM1
B1=845000, B2=17533750, E=12
2020-10-08Luigi MorelliNF
no factor from 2^75 to 2^76
2020-10-08Luigi MorelliNF
no factor from 2^74 to 2^75
2020-03-29SRBaseNF
no factor from 2^73 to 2^74
2020-03-20el groccoNF
no factor from 2^72 to 2^73
2014-12-24SMoffatNF
no factor from 2^71 to 2^72
2014-07-21SMoffatNF
no factor from 2^70 to 2^71
2014-07-16SMoffatNF
no factor from 2^69 to 2^70
2014-07-12SMoffatNF
no factor from 2^68 to 2^69
2014-07-09SMoffatNF
no factor from 2^67 to 2^68
2013-10-26Brett WalkerNF
no factor from 2^66 to 2^67
2012-04-14subgeniusNF
no factor from 2^65 to 2^66
2010-08-12Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-03-291997rj7NF
no factor from 2^63 to 2^64