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
38040439TF
No factors below 275
TF target 271
P-1
B1 = 600000
B2 = 12000000
LL
StatusDateUserResidueShift
Bad2007-09-13S6518172CBAABBED8385CFF8368071
Verified2016-07-18Sergey NosovB5546C720EDB189110160237
Verified2016-08-06MadPooB5546C720EDB18911269165
History
DateUserTypeResult
2020-11-29-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-10-11-Anonymous-NF
no factor from 2^71 to 2^72
2016-08-06MadPooC-LL
B5546C720EDB1891
2016-07-18Sergey NosovC-LL
B5546C720EDB1891
2014-11-30NickOfTimeNF
no factor from 2^70 to 2^71
2014-09-18HBendtzNF
no factor from 2^69 to 2^70
2014-06-13HBendtzNF-PM1
B1=600000, B2=12000000, e=12