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
41586247TF
No factors below 274
TF target 272
P-1
B1 = 405000
B2 = 2126250
LL
StatusDateUserResidueShift
Verified2008-03-05C. Cooper / S. Boone23CF874C6B474F2339937166
Verified2017-10-16Evgeniy Zavialov23CF874C6B474F2325141384
History
DateUserTypeResult
2020-01-10-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-10-16Evgeniy ZavialovC-LL
23CF874C6B474F23
2015-08-24AirSquirrelsNF
no factor from 2^71 to 2^72
2015-01-17ChuckNF
no factor from 2^70 to 2^71
2015-01-01chalsallNF
no factor from 2^69 to 2^70
2014-02-17LaurVNF
no factor from 2^68 to 2^69