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
104474177Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 875000
B2 = 18156250
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-10-30Ben DeloE28D0435FB11BD168168621613
History
DateUserTypeResult
2020-10-30curtiscCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-10-30Ben DeloC-PRP
E28D0435FB11BD16
PRP proof power = 8
PRP: Verified
Proof certified good
2020-10-28Ben DeloNF-PM1
B1=875000, B2=18156250, E=12
2020-10-13ktonyNF
no factor from 2^75 to 2^76
2020-10-13ktonyNF
no factor from 2^74 to 2^75
2020-05-04bayanneNF
no factor from 2^73 to 2^74
2020-04-24Architects CubedNF
no factor from 2^72 to 2^73
2015-02-02g0bNF
no factor from 2^71 to 2^72
2013-09-06RobishNF
no factor from 2^70 to 2^71
2013-09-04RobishNF
no factor from 2^69 to 2^70
2013-09-02RobishNF
no factor from 2^68 to 2^69
2013-09-01RobishNF
no factor from 2^67 to 2^68
2013-09-01RobishNF
no factor from 2^66 to 2^67
2012-05-06Lukin DmitryNF
no factor from 2^65 to 2^66
2010-08-27Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-18lindedNF
no factor from 2^63 to 2^64