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
40086559TF
No factors below 274
TF target 272
P-1
B1 = 650000
B2 = 650000
LL
StatusDateUserResidueShift
Verified2008-02-03UCLA PIC/Math Lab28E27D2F0B947ABD20563558
Verified2017-05-24Evgeniy Zavialov28E27D2F0B947ABD19371104
History
DateUserTypeResult
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-09-30-Anonymous-NF
no factor from 2^72 to 2^73
2017-05-24Evgeniy ZavialovC-LL
28E27D2F0B947ABD
2015-01-02VictordeHollanderNF
no factor from 2^71 to 2^72
2014-12-28XyzzyNF
no factor from 2^70 to 2^71
2014-12-28XyzzyNF
no factor from 2^69 to 2^70
2013-10-28Carsten KossendeyNF
no factor from 2^68 to 2^69