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
104023189Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 870000
B2 = 18052500
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-11-10Ben Delo6775FE70E1C6AAEF2089810413
History
DateUserTypeResult
2020-11-10Ben DeloCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-11-10Ben DeloC-PRP
6775FE70E1C6AAEF
PRP proof power = 8
PRP: Verified
Proof certified good
2020-11-09Ben DeloNF-PM1
B1=870000, B2=18052500, E=12
2020-08-12ktonyNF
no factor from 2^75 to 2^76
2020-08-12James HeinrichNF
no factor from 2^74 to 2^75
2019-08-05Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-08-05Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2017-12-14el groccoNF
no factor from 2^71 to 2^72
2015-05-13josiboNF
no factor from 2^70 to 2^71
2015-04-28josiboNF
no factor from 2^69 to 2^70
2015-04-15SMoffatNF
no factor from 2^68 to 2^69
2014-05-10SatanNF
no factor from 2^67 to 2^68
2014-05-09SatanNF
no factor from 2^66 to 2^67
2012-05-10RichardNF
no factor from 2^65 to 2^66
2010-08-26OS1NF
no factor from 2^64 to 2^65
2010-04-17subgeniusNF
no factor from 2^63 to 2^64