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
41743021TF
No factors below 276
TF target 272
P-1
B1 = 475000
B2 = 8193750
LL
StatusDateUserResidueShift
Verified2009-08-25MarekB265DF978E77F6F8A33893156
Verified2017-08-11Sergey Nosov265DF978E77F6F8A5467560
History
DateUserTypeResult
2021-02-12-Anonymous-NF
no factor from 2^75 to 2^76
2021-02-07-Anonymous-NF
no factor from 2^74 to 2^75
2019-12-30-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-08-11Sergey NosovC-LL
265DF978E77F6F8A
2015-08-27AirSquirrelsNF
no factor from 2^71 to 2^72
2015-02-12Mark RoseNF
no factor from 2^70 to 2^71
2015-01-27Mark RoseNF
no factor from 2^69 to 2^70
2014-02-22LaurVNF
no factor from 2^68 to 2^69
2009-08-25MarekBC-LL
265DF978E77F6F8A
2009-07-16MarekBNF-PM1
B1=475000, B2=8193750