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

PrimeNet Exponent Status

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MnStatusDetails
101960827Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 533000
B2 = 163079280
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2020-08-02Massimo Cappelli (ik5pwa)09FB2EDA307764__5294655313
History
DateUserTypeResult
2023-06-11KrieselNF-PM1
B1=533000, B2=163079280
2020-08-02Massimo Cappelli (ik5pwa)C-PRP
09FB2EDA307764__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2020-06-09Massimo Cappelli (ik5pwa)NF-PM1
B1=920000
2020-04-29TheJudgerNF
no factor from 2^76 to 2^77
2020-01-29TheJudgerNF
no factor from 2^75 to 2^76
2020-01-25LaurVNF
no factor from 2^74 to 2^75
2020-01-20Hans LoeblichNF
no factor from 2^72 to 2^74
2014-12-06shaugeNF
no factor from 2^71 to 2^72
2014-07-06SMoffatNF
no factor from 2^70 to 2^71
2014-05-01solsynNF
no factor from 2^69 to 2^70
2014-04-22Andreas_TruetschNF
no factor from 2^68 to 2^69
2014-04-05SMoffatNF
no factor from 2^67 to 2^68
2014-03-29Andreas_TruetschNF
no factor from 2^66 to 2^67
2012-04-19sasaki3NF
no factor from 2^65 to 2^66
2010-08-16sasaki3NF
no factor from 2^64 to 2^65
2010-03-251997rj7NF
no factor from 2^63 to 2^64