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
128776189TF
No factors below 277
TF target 277
P-1
B1 = 982000
B2 = 443943360
PRP
StatusDateUserResidueShiftTypeBase
compositeVerified2024-04-24codereptileFAED09E419EDF0C95130697713
History
DateUserTypeResult
2024-04-24kspechtCERT
PRP Certification
CERT proof power = 10
Proof certified good
2024-04-24codereptileC-PRP
FAED09E419EDF0C9
PRP proof power = 10
PRP: Verified
Proof certified good
2024-03-19codereptileNF-PM1
B1=982000, B2=443943360
2023-01-30TravisJankNF
no factor from 2^76 to 2^77
2023-01-30TravisJankNF
no factor from 2^75 to 2^76
2022-12-25SRBaseNF
no factor from 2^74 to 2^75
2019-06-07Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-06-07Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2016-03-04David HruskaNF
no factor from 2^71 to 2^72
2015-12-17ANONYMOUSNF
no factor from 2^70 to 2^71
2015-12-13La GüiraNF
no factor from 2^69 to 2^70
2015-12-13La GüiraNF
no factor from 2^68 to 2^69
2015-11-16La GüiraNF
no factor from 2^67 to 2^68
2015-01-10KayJongsmaNF
no factor from 2^66 to 2^67
2013-01-07c10ck3rNF
no factor from 2^65 to 2^66
2010-11-08sasaki3NF
no factor from 2^64 to 2^65
2010-05-29Torchwood InstituteNF
no factor from 2^63 to 2^64