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
70814617Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 351000
B2 = 63653940
LL
StatusDateUserResidueShift
Verified2016-12-26VVS77A146EC0D4176E36C29027719
Verified2024-08-23-Anonymous-A146EC0D4176E36C50122149
History
DateUserTypeResult
2024-08-23-Anonymous-C-LL
A146EC0D4176E36C
2022-12-30Mark RoseNF-PM1
B1=351000, B2=63653940
2016-12-26VVS77C-LL
A146EC0D4176E36C
2016-05-25-Anonymous-NF
no factor from 2^74 to 2^75
2014-09-10gcardonaNF
no factor from 2^73 to 2^74
2014-04-28-Anonymous-NF-PM1
B1=855000
2014-04-15ktonyNF
no factor from 2^72 to 2^73
2014-04-15ktonyNF
no factor from 2^71 to 2^72
2014-04-15ktonyNF
no factor from 2^70 to 2^71
2012-05-08SpielauerNF
no factor from 2^69 to 2^70
2010-12-09Dr. NowakNF
no factor from 2^68 to 2^69
2010-12-02Dr. NowakNF
no factor from 2^67 to 2^68
2010-07-06Bold_SeekerNF
no factor from 2^66 to 2^67
2010-07-03Bold_SeekerNF
no factor from 2^65 to 2^66
2010-04-29GrunwalderGIMPNF
no factor from 2^64 to 2^65
2008-11-19Wojciech FlorekNF
no factor to 2^64