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
71839591TF
No factors below 276
TF target 274
P-1
B1 = 615000
B2 = 11992500
LL
StatusDateUserResidueShift
Verified2015-07-24curtiscB08E216F63CE825C66313729
Verified2023-12-22Semyon MusatovB08E216F63CE825C27378554
History
DateUserTypeResult
2023-12-22Semyon MusatovC-LL
B08E216F63CE825C
2020-05-25-Anonymous-NF
no factor from 2^75 to 2^76
2015-07-24curtiscC-LL
B08E216F63CE825C
2015-06-08James HeinrichNF-PM1
B1=615000, B2=11992500, E=6
2015-05-31TheJudgerNF
no factor from 2^74 to 2^75
2015-05-31TheJudgerNF
no factor from 2^73 to 2^74
2015-05-07el groccoNF
no factor from 2^72 to 2^73
2015-02-05RichD0NF
no factor from 2^71 to 2^72
2013-08-10processinfoNF
no factor from 2^70 to 2^71
2013-04-12SMoffatNF
no factor from 2^69 to 2^70
2010-10-11MarzbugNF
no factor from 2^68 to 2^69
2010-10-08MarzbugNF
no factor from 2^67 to 2^68
2010-10-04MarzbugNF
no factor from 2^66 to 2^67
2010-09-30MarzbugNF
no factor from 2^65 to 2^66
2010-09-25SchrikNF
no factor from 2^64 to 2^65
2008-10-21Wojciech FlorekNF
no factor to 2^64