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
97426477Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 805000
B2 = 16502500
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-08-03ky0urakuBDBA9B9B72BFAAE05649708813
History
DateUserTypeResult
2020-08-04firejugglerCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-08-03ky0urakuC-PRP
BDBA9B9B72BFAAE0
PRP proof power = 8
PRP: Verified
Proof certified good
2020-07-261997rj7NF
no factor from 2^76 to 2^77
2020-01-13TheJudgerNF-PM1
B1=805000, B2=16502500, E=12
2019-10-27penluNF
no factor from 2^75 to 2^76
2019-10-26BytesInFlamesNF
no factor from 2^74 to 2^75
2019-10-11Yves de WandelaarNF
no factor from 2^73 to 2^74
2019-04-07Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2019-01-08Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2014-07-30GrunwalderGIMPNF
no factor from 2^70 to 2^71
2014-05-28SMoffatNF
no factor from 2^69 to 2^70
2014-05-24SMoffatNF
no factor from 2^68 to 2^69
2014-03-23Duane BongNF
no factor from 2^67 to 2^68
2014-03-21Carsten KossendeyNF
no factor from 2^65 to 2^67
2011-01-18Architects CubedNF
no factor from 2^64 to 2^65