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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
100531493Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 665000
B2 = 12280000
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-10-24Ben Delo901BE53E67FA76B210043643113
History
DateUserTypeResult
2020-10-24Chang Chia-TcheCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-10-24Ben DeloC-PRP
901BE53E67FA76B2
PRP proof power = 8
PRP: Verified
Proof certified good
2020-10-23PoaoNF-PM1
B1=665000, B2=12280000
2020-09-02ktonyNF
no factor from 2^75 to 2^76
2020-09-02Mikhail KominNF
no factor from 2^74 to 2^75
2020-03-22JoDuNF
no factor from 2^73 to 2^74
2020-03-13el groccoNF
no factor from 2^72 to 2^73
2014-11-26shaugeNF
no factor from 2^71 to 2^72
2014-08-01Smok_bmv NF
no factor from 2^70 to 2^71
2014-05-26SatanNF
no factor from 2^69 to 2^70
2014-03-21timc995NF
no factor from 2^68 to 2^69
2013-08-22Preben SNF
no factor from 2^67 to 2^68
2011-03-20Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-17Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-10Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-02-081997rj7NF
no factor from 2^63 to 2^64