Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
61835869TF
No factors below 274
TF target 274
P-1
B1 = 585000
B2 = 12138750
LL
StatusDateUserResidueShift
Verified2014-09-01curtisc6BA8E8208F094C4958246996
Verified2022-06-13Sergey Nosov6BA8E8208F094C4940100145
History
DateUserTypeResult
2022-06-13Sergey NosovC-LL
6BA8E8208F094C49
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2014-09-01curtiscC-LL
6BA8E8208F094C49
2014-08-03Craig MeyersNF
no factor from 2^73 to 2^74
2013-05-10NesowaNF-PM1
B1=585000, B2=12138750
2013-02-21kdgehmanNF
no factor from 2^72 to 2^73
2013-02-19monstNF
no factor from 2^71 to 2^72
2012-04-28XyzzyNF
no factor from 2^70 to 2^71
2012-04-28XyzzyNF
no factor from 2^69 to 2^70
2009-07-20MichaNF
no factor from 2^68 to 2^69
2009-02-15stevecodyNF
no factor from 2^67 to 2^68
2009-02-13stevecodyNF
no factor from 2^66 to 2^67
2009-02-11stevecodyNF
no factor from 2^65 to 2^66
2009-02-09sasaki3NF
no factor from 2^64 to 2^65
2009-02-08Sturle SundeNF
no factor from 2^63 to 2^64