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
111811589Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 539000
B2 = 20743000
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-01-07ky0uraku64039FA155711D182034141713
History
DateUserTypeResult
2023-01-07Massimo Cappelli (ik5pwa)CERT
PRP Certification
CERT proof power = 9
Proof certified good
2023-01-07ky0urakuC-PRP
64039FA155711D18
PRP proof power = 9
PRP: Verified
Proof certified good
2022-04-11TheJudgerNF
no factor from 2^76 to 2^77
2022-03-23Ryan PropperNF-PM1
B1=539000, B2=20743000
2021-03-01AyczlyNF
no factor from 2^75 to 2^76
2020-11-21arpcarNF
no factor from 2^74 to 2^75
2020-07-12Dylan DelgadoNF
no factor from 2^73 to 2^74
2020-04-26SRBaseNF
no factor from 2^72 to 2^73
2019-01-10Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-08-19AirSquirrelsNF
no factor from 2^70 to 2^71
2015-08-10el groccoNF
no factor from 2^69 to 2^70
2015-02-07JustinNF
no factor from 2^68 to 2^69
2014-11-25webbertNF
no factor from 2^67 to 2^68
2014-11-10tscNF
no factor from 2^66 to 2^67
2011-06-15Rob_DeeNF
no factor from 2^65 to 2^66
2010-09-23CommasterNF
no factor from 2^64 to 2^65
2010-05-15RichardNF
no factor from 2^63 to 2^64