Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
90095923Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 275
P-1
B1 = 740000
B2 = 14985000
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2019-12-10Ben Delo5361F1B36059F7__1545870313
History
DateUserTypeResult
2024-06-15James HeinrichNF
no factor from 2^68 to 2^69
2019-12-10Ben DeloC-PRP
5361F1B36059F7__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2019-02-09tServoNF
no factor from 2^76 to 2^77
2019-02-02Oliver KruseNF-PM1
B1=740000, B2=14985000, E=12
2018-11-25TheJudgerNF
no factor from 2^75 to 2^76
2018-11-25TheJudgerNF
no factor from 2^74 to 2^75
2018-03-04c10ck3rNF-PM1
B1=10000
2017-11-21Carsten KossendeyNF
no factor from 2^73 to 2^74
2016-06-21Carsten KossendeyNF
no factor from 2^72 to 2^73
2015-01-08Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-09-18NunolNF
no factor from 2^70 to 2^71
2013-11-15Carsten KossendeyNF
no factor from 2^69 to 2^70
2013-06-28Carsten KossendeyNF
no factor from 2^68 to 2^69
2009-11-14Carsten KossendeyNF
no factor from 2^67 to 2^68
2009-11-05Carsten KossendeyNF
no factor from 2^66 to 2^67