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
85231057Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 685000
B2 = 13528750
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-04-20Valerio Bellizzomi2E63D4D6115C1D3D013
Verified2022-05-02_p95holder_2E63D4D6115C1D3D1664013
History
DateUserTypeResult
2022-05-02_p95holder_C-PRP
2E63D4D6115C1D3D
PRP: Verified
PRP without proof (not generated)
2018-04-20Valerio BellizzomiC-PRP
2E63D4D6115C1D3D
PRP: Verified
PRP without proof (not generated)
2017-12-28Oliver KruseNF-PM1
B1=685000, B2=13528750, E=12
2017-08-20TheJudgerNF
no factor from 2^75 to 2^76
2017-08-20TheJudgerNF
no factor from 2^74 to 2^75
2017-04-29-Anonymous-NF
no factor from 2^73 to 2^74
2017-02-281997rj7NF
no factor from 2^72 to 2^73
2014-09-05Quantum SingularityNF
no factor from 2^71 to 2^72
2014-09-05Quantum SingularityNF
no factor from 2^70 to 2^71
2014-05-22CSLatDDNF
no factor from 2^69 to 2^70
2013-12-18g0bNF
no factor from 2^68 to 2^69
2013-04-06trifNF
no factor from 2^67 to 2^68
2013-02-28wangyun183NF
no factor from 2^66 to 2^67
2013-02-13E.LechnerNF
no factor from 2^65 to 2^66
2010-11-25Architects CubedNF
no factor from 2^64 to 2^65