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
104404831Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 875000
B2 = 18156250
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-06-16Ben DeloD94AE8CEF5CD2C5C206816913
History
DateUserTypeResult
2021-06-16curtiscCERT
PRP Certification
CERT proof power = 8
Proof certified good
2021-06-16Ben DeloC-PRP
D94AE8CEF5CD2C5C
PRP proof power = 8
PRP: Verified
Proof certified good
2021-06-15Ben DeloNF-PM1
B1=875000, B2=18156250, E=12
2021-02-04TheJudgerNF
no factor from 2^75 to 2^76
2021-02-04TheJudgerNF
no factor from 2^74 to 2^75
2020-03-18Hans LoeblichNF
no factor from 2^73 to 2^74
2020-03-04el groccoNF
no factor from 2^72 to 2^73
2019-01-20Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-02-07JustinNF
no factor from 2^70 to 2^71
2015-02-01JustinNF
no factor from 2^69 to 2^70
2014-07-12GrunwalderGIMPNF
no factor from 2^68 to 2^69
2014-07-11GrunwalderGIMPNF
no factor from 2^67 to 2^68
2014-05-11roemer2201NF
no factor from 2^66 to 2^67
2012-05-05sasaki3NF
no factor from 2^65 to 2^66
2010-08-27Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-18Dalos LeeNF
no factor from 2^63 to 2^64