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
105806731TF
No factors below 277
TF target 276
P-1
B1 = 731000
B2 = 20597000
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-09-07Ruslan Borisov70F617AEBF797DF25816476113
History
DateUserTypeResult
2021-09-07Ruslan BorisovNF
no factor from 2^76 to 2^77
2021-09-07rduerrCERT
PRP Certification
CERT proof power = 9
Proof certified good
2021-09-07Ruslan BorisovC-PRP
70F617AEBF797DF2
PRP proof power = 9
PRP: Verified
Proof certified good
2021-08-28Ruslan BorisovNF-PM1
B1=731000, B2=20597000, E=6
2020-09-15ktonyNF
no factor from 2^75 to 2^76
2020-03-30LaurVNF
no factor from 2^74 to 2^75
2020-02-24srow7NF
no factor from 2^73 to 2^74
2020-02-24srow7NF
no factor from 2^72 to 2^73
2015-01-20Preben SNF
no factor from 2^71 to 2^72
2014-11-04SMoffatNF
no factor from 2^70 to 2^71
2014-10-30SMoffatNF
no factor from 2^69 to 2^70
2014-10-27SMoffatNF
no factor from 2^68 to 2^69
2014-10-22AK76NF
no factor from 2^67 to 2^68
2014-10-21g0bNF
no factor from 2^66 to 2^67
2012-05-13Torchwood InstituteNF
no factor from 2^65 to 2^66
2010-09-02Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-27RichardNF
no factor from 2^63 to 2^64