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
61163567TF
No factors below 274
TF target 274
P-1
B1 = 575000
B2 = 11212500
LL
StatusDateUserResidueShift
Verified2014-07-31curtiscC4946D10805656D945517494
Verified2022-03-23Sergey NosovC4946D10805656D914205294
History
DateUserTypeResult
2022-03-23Sergey NosovC-LL
C4946D10805656D9
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2014-07-31curtiscC-LL
C4946D10805656D9
2013-06-06Jerry HallettNF
no factor from 2^73 to 2^74
2013-02-11joe b.NF-PM1
B1=575000, B2=11212500
2013-01-18Jerry HallettNF
no factor from 2^71 to 2^73
2011-10-30RobertNNF
no factor from 2^70 to 2^71
2011-10-30RobertNNF
no factor from 2^69 to 2^70
2009-12-01Sturle SundeNF
no factor from 2^68 to 2^69
2009-11-29Sturle SundeNF
no factor from 2^67 to 2^68
2009-11-28-Anonymous-NF
no factor from 2^66 to 2^67
2009-11-24Gary Brian BaxterNF
no factor from 2^65 to 2^66
2009-04-14borgygNF
no factor from 2^64 to 2^65
2009-03-31shbrisNF
no factor from 2^63 to 2^64