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
90020569Tested as composite (unverified): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 275
P-1
B1 = 410000
B2 = 8815000
PRP
StatusDateUserResidueShiftTypeBase
Unverified2019-03-21ky0uraku52236CCEE56D54__5943980813
History
DateUserTypeResult
2024-05-05James HeinrichNF
no factor from 2^68 to 2^69
2019-03-21ky0urakuC-PRP
52236CCEE56D54__
PRP without proof (not generated)
2019-01-28RichD0NF
no factor from 2^76 to 2^77
2018-05-28William F. Garnett IIINF
no factor from 2^75 to 2^76
2018-05-28William F. Garnett IIINF
no factor from 2^74 to 2^75
2018-03-10One ManNF-PM1
B1=410000, B2=8815000, e=2
2018-02-25c10ck3rNF-PM1
B1=10000
2017-07-06Carsten KossendeyNF
no factor from 2^73 to 2^74
2016-06-15Carsten KossendeyNF
no factor from 2^72 to 2^73
2015-01-01Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-03-24tmorrowNF
no factor from 2^70 to 2^71
2010-11-12Carsten KossendeyNF
no factor from 2^69 to 2^70
2010-08-29Carsten KossendeyNF
no factor from 2^68 to 2^69
2010-03-22Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-02-22Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-02-08Carsten KossendeyNF
no factor from 2^65 to 2^66