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
61110713Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 274
P-1
B1 = 575000
B2 = 10925000
LL
StatusDateUserResidueShift
Verified2014-03-04Amazon EC2E70C0093F91BC87322448612
Verified2022-03-14Sergey NosovE70C0093F91BC8737776374
History
DateUserTypeResult
2022-03-14Sergey NosovC-LL
E70C0093F91BC873
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2014-03-04Amazon EC2C-LL
E70C0093F91BC873
2013-06-24BdotNF
no factor from 2^73 to 2^74
2013-02-10joe b.NF-PM1
B1=575000, B2=10925000
2013-01-12Jerry HallettNF
no factor from 2^70 to 2^73
2011-11-10-Anonymous-NF
no factor from 2^69 to 2^70
2009-10-12SpielauerNF
no factor from 2^68 to 2^69
2009-10-08SpielauerNF
no factor from 2^67 to 2^68
2009-10-04SpielauerNF
no factor from 2^66 to 2^67
2009-10-01Sturle SundeNF
no factor from 2^65 to 2^66
2009-09-29Sturle SundeNF
no factor from 2^64 to 2^65
2009-09-10Architects CubedNF
no factor from 2^63 to 2^64