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
70050347Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 640000
B2 = 12960000
LL
StatusDateUserResidueShift
Verified2016-08-21curtiscBB775230B26E2B141051093
Verified2024-01-08Ryan PropperBB775230B26E2B145920377
History
DateUserTypeResult
2024-01-08Ryan PropperC-LL
BB775230B26E2B14
2016-08-21curtiscC-LL
BB775230B26E2B14
2016-03-30-Anonymous-NF
no factor from 2^74 to 2^75
2014-10-11Skind_DKNF-PM1
B1=640000, B2=12960000, E=6
2014-08-31gcardonaNF
no factor from 2^73 to 2^74
2014-08-27RichD0NF
no factor from 2^72 to 2^73
2014-08-21RichD0NF
no factor from 2^71 to 2^72
2009-04-22binarydigitsNF
no factor to 2^71