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
52597409Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 273
P-1
B1 = 550000
B2 = 12650000
LL
StatusDateUserResidueShift
Verified2012-11-06DRH63B2EDA9DFFF7AD023734437
Verified2019-09-05Evgeniy Zavialov63B2EDA9DFFF7AD024174569
History
DateUserTypeResult
2019-09-05Evgeniy ZavialovC-LL
63B2EDA9DFFF7AD0
2019-07-10-Anonymous-NF
no factor from 2^73 to 2^74
2016-01-19AirSquirrelsNF
no factor from 2^72 to 2^73
2012-11-06DRHC-LL
63B2EDA9DFFF7AD0
2012-04-12Patrik JohanssonNF
no factor from 2^71 to 2^72
2012-03-18Jerry HallettNF-PM1
B1=550000, B2=12650000, E=12
2011-12-05Kevin JagetNF
no factor from 2^70 to 2^71
2011-11-10Kyle AskineNF
no factor from 2^69 to 2^70
2010-04-01-Anonymous-NF
no factor from 2^68 to 2^69
2009-10-06carlos56NF
no factor from 2^67 to 2^68
2009-01-18lindedNF
no factor from 2^66 to 2^67
2009-01-16lindedNF
no factor from 2^65 to 2^66
2009-01-15-Anonymous-NF
no factor from 2^64 to 2^65
2008-11-21DerekNF
no factor to 2^64