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
90939481TF
No factors below 277
TF target 275
P-1
B1 = 695000
B2 = 13031250
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2020-01-06George Woltman1443AC2261BC47__013
History
DateUserTypeResult
2020-01-06George WoltmanC-PRP
1443AC2261BC47__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2019-03-25ky0urakuNF-PM1
B1=695000, B2=13031250, E=6
2019-01-27TheJudgerNF
no factor from 2^76 to 2^77
2018-12-09TheJudgerNF
no factor from 2^75 to 2^76
2018-12-09TheJudgerNF
no factor from 2^74 to 2^75
2018-12-09TheJudgerNF
no factor from 2^73 to 2^74
2017-08-01Carsten KossendeyNF
no factor from 2^72 to 2^73
2016-05-12Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-09-05SMoffatNF
no factor from 2^70 to 2^71
2014-04-05SMoffatNF
no factor from 2^69 to 2^70
2013-06-22Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-07-28Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-12-28Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-10-03Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-05-20Carsten KossendeyNF
no factor from 2^64 to 2^65