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
56109727TF
No factors below 274
TF target 273
P-1
B1 = 670000
B2 = 19765000
LL
StatusDateUserResidueShift
Verified2013-01-02Massimo Cappelli (ik5pwa)8484BC98ACF515AF19768969
Verified2021-05-07AuspiciousLLama8484BC98ACF515AF31217136
Verified2021-05-08XZT8484BC98ACF515AF32076940
History
DateUserTypeResult
2021-05-08XZTC-LL
8484BC98ACF515AF
2021-05-07AuspiciousLLamaC-LL
8484BC98ACF515AF
2018-09-25ChuckNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2016-01-22-Anonymous-NF
no factor from 2^72 to 2^73
2013-01-02Massimo Cappelli (ik5pwa)C-LL
8484BC98ACF515AF
2011-08-02rduerrNF
no factor from 2^68 to 2^72
2011-07-25Scott CrawfordNF-PM1
B1=670000, B2=19765000, E=6
2009-05-20dgriffie79NF
no factor from 2^67 to 2^68
2008-06-24Sturle SundeNF
no factor from 2^66 to 2^67
2008-06-23Sturle SundeNF
no factor from 2^65 to 2^66
2008-06-22James HeinrichNF
no factor from 2^64 to 2^65
2008-06-21Sturle SundeNF
no factor from 2^63 to 2^64