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
60670133Composite: proven not-prime with both PRP and Lucas-Lehmer tests
TF
No factors below 274
TF target 273
P-1
B1 = 700000
B2 = 15400000
LL
StatusDateUserResidueShift
Verified2013-04-21THinger98E2F743C5D97F3E29965917
Verified2025-02-23Jason Lynch98E2F743C5D97F3E0
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-08-02Conductor25FB0952FCE19FA11264406813
History
DateUserTypeResult
2025-02-23Jason LynchC-LL
98E2F743C5D97F3E
2021-08-02Ben DeloCERT
PRP Certification
CERT proof power = 8
Proof certified good
2021-08-02ConductorC-PRP
25FB0952FCE19FA1
PRP proof power = 8
PRP: Verified
Proof certified good
2016-03-05AirSquirrelsNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2013-04-21THingerC-LL
98E2F743C5D97F3E
2012-11-22Torchwood InstituteNF
no factor from 2^72 to 2^73
2012-11-22Torchwood InstituteNF
no factor from 2^71 to 2^72
2012-11-22Torchwood InstituteNF
no factor from 2^70 to 2^71
2011-11-29ANONYMOUSNF
no factor from 2^69 to 2^70
2011-11-28Beat BucheliNF-PM1
B1=700000, B2=15400000
2009-12-07Dylan JonesNF
no factor from 2^68 to 2^69
2009-04-08oodairaNF
no factor from 2^67 to 2^68
2009-04-06arnaudNF
no factor from 2^66 to 2^67
2009-04-05S36049NF
no factor from 2^65 to 2^66
2009-04-04ANONYMOUSNF
no factor from 2^64 to 2^65
2009-04-03Dr. NowakNF
no factor from 2^63 to 2^64