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
123827287Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 905000
B2 = 573609960
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-07-07Luke DurantD20404E5D369B895013
History
DateUserTypeResult
2024-07-08Luke DurantCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-07-07Luke DurantC-PRP
D20404E5D369B895
PRP proof power = 8
PRP: Verified
Proof certified good
2024-06-20mewturnNF-PM1
B1=905000, B2=573609960
2022-07-01TheJudgerNF
no factor from 2^76 to 2^77
2022-07-01TheJudgerNF
no factor from 2^75 to 2^76
2022-05-24LaurVNF
no factor from 2^74 to 2^75
2019-06-22Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-06-22Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-09-04SMoffatNF
no factor from 2^71 to 2^72
2015-08-19SMoffatNF
no factor from 2^70 to 2^71
2015-06-16Judge HaleNF
no factor from 2^69 to 2^70
2015-06-16Judge HaleNF
no factor from 2^68 to 2^69
2015-06-16Judge HaleNF
no factor from 2^67 to 2^68
2014-11-12sasakiNF
no factor from 2^66 to 2^67
2012-08-31GunnarLuNF
no factor from 2^65 to 2^66
2010-10-27Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-22Torchwood InstituteNF
no factor from 2^63 to 2^64