Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
108458741Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 766000
B2 = 25077000
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-01-15ky0uraku0A10D8A04C12A3418256433513
History
DateUserTypeResult
2022-01-15James HeinrichCERT
PRP Certification
CERT proof power = 9
Proof certified good
2022-01-15ky0urakuC-PRP
0A10D8A04C12A341
PRP proof power = 9
PRP: Verified
Proof certified good
2022-01-10Jwb52zNF-PM1
B1=766000, B2=25077000
2021-04-26TheJudgerNF
no factor from 2^75 to 2^76
2021-04-26TheJudgerNF
no factor from 2^74 to 2^75
2019-10-06Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-10-06Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-09-22Judge HaleNF
no factor from 2^71 to 2^72
2015-09-22Judge HaleNF
no factor from 2^70 to 2^71
2014-12-02ANONYMOUSNF
no factor from 2^69 to 2^70
2014-11-08ANONYMOUSNF
no factor from 2^68 to 2^69
2014-08-25g0bNF
no factor from 2^67 to 2^68
2013-10-12Cow_tippingNF
no factor from 2^66 to 2^67
2012-05-22oodairaNF
no factor from 2^65 to 2^66
2010-09-10Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-262knarfNF
no factor from 2^63 to 2^64