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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
99597287Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 775000
B2 = 15112500
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-09-17Ben DeloD9029818DD4AE5BE9157301513
History
DateUserTypeResult
2020-09-17Ben DeloCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-09-17Ben DeloC-PRP
D9029818DD4AE5BE
PRP proof power = 8
PRP: Verified
Proof certified good
2020-07-05ixfd64NF-PM1
B1=775000, B2=15112500, E=6
2020-05-11TheJudgerNF
no factor from 2^76 to 2^77
2020-05-11TheJudgerNF
no factor from 2^75 to 2^76
2020-05-11TheJudgerNF
no factor from 2^74 to 2^75
2019-12-14Hans LoeblichNF
no factor from 2^73 to 2^74
2019-04-03Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2017-01-29monstNF
no factor from 2^71 to 2^72
2014-11-19David HruskaNF
no factor from 2^70 to 2^71
2014-10-26David HruskaNF
no factor from 2^69 to 2^70
2014-10-15David HruskaNF
no factor from 2^68 to 2^69
2014-04-27Carsten KossendeyNF
no factor from 2^66 to 2^68
2012-10-06Jimmy BrüggemannNF
no factor from 2^65 to 2^66
2010-10-181997rj7NF
no factor from 2^64 to 2^65