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
60817943TF
No factors below 274
TF target 273
P-1
B1 = 575000
B2 = 11931250
LL
StatusDateUserResidueShift
Verified2014-08-03Stephan GruppB9CDECC5C8DEA62754526696
Verified2021-09-06frolyarB9CDECC5C8DEA62732695575
History
DateUserTypeResult
2021-09-06frolyarC-LL
B9CDECC5C8DEA627
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-08-03Stephan GruppC-LL
B9CDECC5C8DEA627
2014-07-12Craig MeyersNF
no factor from 2^73 to 2^74
2013-04-26Jerry HallettNF-PM1
B1=575000, B2=11931250, E=12
2012-12-06RichD0NF
no factor from 2^72 to 2^73
2012-03-28Craig MeyersNF
no factor from 2^69 to 2^72
2009-09-29Sturle SundeNF
no factor from 2^68 to 2^69
2009-07-21BranMuffinNF
no factor from 2^67 to 2^68
2009-07-11KC NumberNF
no factor from 2^66 to 2^67
2009-03-04Team_BunduNF
no factor from 2^65 to 2^66
2009-01-27craigfjNF
no factor from 2^64 to 2^65
2009-01-26craigfjNF
no factor from 2^63 to 2^64