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
60422239TF
No factors below 274
TF target 273
P-1
B1 = 570000
B2 = 11827500
LL
StatusDateUserResidueShift
Verified2015-10-22blip28595989227DE6E042600129
Verified2021-12-29Sergey Nosov28595989227DE6E06536925
History
DateUserTypeResult
2021-12-29Sergey NosovC-LL
28595989227DE6E0
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2015-10-22blipC-LL
28595989227DE6E0
2013-12-05ChuckNF
no factor from 2^73 to 2^74
2013-02-01owftheevilNF-PM1
B1=570000, B2=11827500, E=12
2012-12-30Torchwood InstituteNF
no factor from 2^72 to 2^73
2012-12-30Torchwood InstituteNF
no factor from 2^71 to 2^72
2012-09-28SMoffatNF
no factor from 2^70 to 2^71
2011-07-09TheJudgerNF
no factor from 2^69 to 2^70
2009-08-31Tapio RajalaNF
no factor from 2^68 to 2^69
2009-03-27PrimeCruncherNF
no factor from 2^67 to 2^68
2009-01-24-Anonymous-NF
no factor from 2^66 to 2^67
2009-01-24e_lion_1NF
no factor from 2^65 to 2^66
2009-01-23PrimeCruncherNF
no factor from 2^64 to 2^65
2009-01-22-Anonymous-NF
no factor from 2^63 to 2^64