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
74847439TF
No factors below 275
TF target 274
P-1
B1 = 620000
B2 = 11315000
LL
StatusDateUserResidueShift
Unverified2017-02-24Dmitriy DegtiarevD60425C15F1391__32649171
History
DateUserTypeResult
2017-02-24Dmitriy DegtiarevC-LL
D60425C15F1391__
2015-12-22DeadKingsNF-PM1
B1=620000, B2=11315000
2015-12-13TheJudgerNF
no factor from 2^74 to 2^75
2015-12-13TheJudgerNF
no factor from 2^73 to 2^74
2015-12-06LingUaanNF
no factor from 2^72 to 2^73
2015-08-27Judge HaleNF
no factor from 2^71 to 2^72
2013-08-14Stuart ThompsonNF
no factor from 2^70 to 2^71
2011-10-15tscNF
no factor to 2^70
2011-03-26sannerud.comNF
no factor from 2^67 to 2^68
2010-09-21-Anonymous-NF
no factor from 2^66 to 2^67
2010-09-17LinuxNinjaNF
no factor from 2^65 to 2^66
2010-09-12GrunwalderGIMPNF
no factor from 2^64 to 2^65