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
58541851TF
No factors below 274
TF target 273
P-1
B1 = 535000
B2 = 9763750
LL
StatusDateUserResidueShift
Verified2015-07-12mikeblasF75C0D220D1ECA0817143426
Verified2021-07-21Sergey NosovF75C0D220D1ECA0813505775
History
DateUserTypeResult
2021-07-21Sergey NosovC-LL
F75C0D220D1ECA08
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2015-07-12mikeblasC-LL
F75C0D220D1ECA08
2015-01-13ChuckNF
no factor from 2^73 to 2^74
2012-11-06kagakubuNF-PM1
B1=535000, B2=9763750
2012-09-28delta_tNF
no factor from 2^72 to 2^73
2012-07-06Tom DuellNF
no factor from 2^71 to 2^72
2011-05-04shaugeNF
no factor from 2^70 to 2^71
2011-05-04shaugeNF
no factor from 2^69 to 2^70
2009-06-05ANONYMOUSNF
no factor from 2^68 to 2^69
2009-01-17ctenzerNF
no factor from 2^67 to 2^68
2009-01-12ctenzerNF
no factor from 2^66 to 2^67
2008-11-29trifNF
no factor from 2^65 to 2^66
2008-11-09trifNF
no factor from 2^64 to 2^65
2008-11-01trifNF
no factor from 2^63 to 2^64