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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MnStatusDetails
43827089TF
No factors below 273
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2011-06-18Stefan-Wessels92B715CCB79A97B640079043
Verified2017-09-05Evgeniy Zavialov92B715CCB79A97B621601116
History
DateUserTypeResult
2018-12-03Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2018-08-06-Anonymous-NF
no factor from 2^72 to 2^73
2017-09-05Evgeniy ZavialovC-LL
92B715CCB79A97B6
2015-10-09-Anonymous-NF
no factor from 2^71 to 2^72
2015-05-12krackerNF
no factor from 2^70 to 2^71
2015-04-17LaurVNF
no factor from 2^69 to 2^70
2011-06-18Stefan-WesselsC-LL
92B715CCB79A97B6
2010-05-23ANONYMOUSNF-PM1
B1=655000
2010-04-15ANONYMOUSNF
no factor to 2^69