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
40168783TF
No factors below 276
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2007-12-18Asko J Havumaki71B300243525149418186389
Verified2017-06-07Evgeniy Zavialov71B30024352514942074563
Verified2019-04-17-Anonymous-71B3002435251494960746
History
DateUserTypeResult
2021-03-10-Anonymous-NF
no factor from 2^75 to 2^76
2021-03-07-Anonymous-NF
no factor from 2^74 to 2^75
2020-12-07Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2020-01-24-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2019-04-17-Anonymous-C-LL
71B3002435251494
2017-06-07Evgeniy ZavialovC-LL
71B3002435251494
2015-01-17fre_gamesNF
no factor from 2^71 to 2^72
2014-12-18NickOfTimeNF
no factor from 2^70 to 2^71
2014-12-18NickOfTimeNF
no factor from 2^69 to 2^70
2013-11-03VictordeHollanderNF
no factor from 2^68 to 2^69