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
42947911TF
No factors below 274
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2008-06-03Mariusz LeszczynskiD70635A9B05DD97229880190
Verified2016-11-07Vasily VoroninD70635A9B05DD97213842407
History
DateUserTypeResult
2019-10-28Sid & AndyNF
no factor from 2^73 to 2^74
2019-09-12Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2018-12-25-Anonymous-NF
no factor from 2^72 to 2^73
2016-11-07Vasily VoroninC-LL
D70635A9B05DD972
2015-08-18Sid & AndyNF
no factor from 2^71 to 2^72
2015-04-23Mark RoseNF
no factor from 2^70 to 2^71
2015-04-10Carsten KossendeyNF
no factor from 2^69 to 2^70
2014-01-13LaurVNF
no factor from 2^68 to 2^69