Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
40278289TF
No factors below 274
TF target 272
P-1
B1 = 445000
B2 = 11125000
LL
StatusDateUserResidueShift
Verified2008-03-05Ahmer Ali7660C6ADEB95CB5033975472
Verified2017-06-29jg57660C6ADEB95CB5020523527
History
DateUserTypeResult
2020-01-31-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-06-29jg5C-LL
7660C6ADEB95CB50
2017-02-26Bruno VictalNF-PM1
B1=445000, B2=11125000, E=12
2015-02-17Luigi MorelliNF
no factor from 2^71 to 2^72
2014-12-21NickOfTimeNF
no factor from 2^70 to 2^71
2014-12-21NickOfTimeNF
no factor from 2^69 to 2^70