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
72661609TF
No factors below 275
TF target 274
P-1
B1 = 605000
B2 = 11343750
LL
StatusDateUserResidueShift
Verified2015-10-07curtiscCBC2F955914749CA3736717
Verified2023-12-23-Anonymous-CBC2F955914749CA47339704
History
DateUserTypeResult
2023-12-23-Anonymous-C-LL
CBC2F955914749CA
2015-10-07curtiscC-LL
CBC2F955914749CA
2015-08-29PPed72NF-PM1
B1=605000, B2=11343750, E=6
2015-08-16Guido LorenziniNF
no factor from 2^74 to 2^75
2015-08-16Guido LorenziniNF
no factor from 2^73 to 2^74
2015-08-16Guido LorenziniNF
no factor from 2^72 to 2^73
2015-03-121997rj7NF
no factor from 2^71 to 2^72
2013-04-19Houd Al-ObaidliNF
no factor from 2^70 to 2^71
2012-11-21Robert_SoCalNF
no factor from 2^69 to 2^70
2010-06-02korvaNF
no factor from 2^68 to 2^69
2010-05-29korvaNF
no factor from 2^67 to 2^68
2010-05-26eon_blue_apocalypseNF
no factor from 2^66 to 2^67
2010-05-22eon_blue_apocalypseNF
no factor from 2^65 to 2^66
2010-05-21eon_blue_apocalypseNF
no factor from 2^64 to 2^65
2008-09-19Wojciech FlorekNF
no factor to 2^64