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
69615803Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 635000
B2 = 13017500
LL
StatusDateUserResidueShift
Verified2016-09-30Evgeniy ZavialovF63F7C58350AF38625520987
Verified2024-06-25Ryan PropperF63F7C58350AF38653197734
History
DateUserTypeResult
2024-06-25Ryan PropperC-LL
F63F7C58350AF386
2024-06-15LaurVNF
no factor from 2^70 to 2^71
2016-09-30Evgeniy ZavialovC-LL
F63F7C58350AF386
2016-06-15monstNF
no factor from 2^74 to 2^75
2016-03-31Mark RoseNF
no factor from 2^62 to 2^64
2015-02-04KazumiNF-PM1
B1=635000, B2=13017500, E=12
2014-10-31Mark RoseNF
no factor from 2^73 to 2^74
2014-04-17Bill StaffenNF
no factor from 2^71 to 2^73
2013-12-25Architects CubedNF
no factor from 2^70 to 2^71
2013-05-06pussijussiNF
no factor from 2^69 to 2^70
2010-11-04-Anonymous-NF
no factor from 2^68 to 2^69
2010-05-03-Anonymous-NF
no factor from 2^67 to 2^68
2010-04-30Mark DeVirgilioNF
no factor from 2^66 to 2^67
2010-02-24Torchwood InstituteNF
no factor from 2^65 to 2^66
2010-02-21KilianSandnerNF
no factor from 2^64 to 2^65