Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
107869147Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 995000
B2 = 567562710
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2020-04-08MichaelT16277A372E8B8DB96__10044256013
History
DateUserTypeResult
2023-09-03Jason LynchNF-PM1
B1=995000, B2=567562710
2020-04-08MichaelT162C-PRP
77A372E8B8DB96__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2020-03-19MichaelT162NF-PM1
B1=995000
2020-02-09TheJudgerNF
no factor from 2^76 to 2^77
2020-02-09TheJudgerNF
no factor from 2^75 to 2^76
2020-02-09TheJudgerNF
no factor from 2^74 to 2^75
2020-02-03Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2020-02-03Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2020-01-23xx005fs_TFNF
no factor from 2^72 to 2^73
2015-02-15workerthreadNF
no factor from 2^71 to 2^72
2013-09-30Ryan PropperNF
no factor from 2^70 to 2^71
2013-09-29Ryan PropperNF
no factor from 2^69 to 2^70
2013-09-26Ryan PropperNF
no factor from 2^68 to 2^69
2013-09-25PEDNF
no factor from 2^67 to 2^68
2013-09-21shengNF
no factor from 2^66 to 2^67
2012-05-19omiXorpNF
no factor from 2^65 to 2^66
2010-09-09abcNF
no factor from 2^64 to 2^65
2010-04-26Clive GiffordNF
no factor from 2^63 to 2^64