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
44757571TF
No factors below 274
TF target 272
P-1
B1 = 540000
B2 = 15660000
LL
StatusDateUserResidueShift
Verified2010-02-16xor37h49F5FA2A8CEAFAA812950106
Verified2018-04-04Sergey Nosov49F5FA2A8CEAFAA822126990
History
DateUserTypeResult
2019-11-19Sid & AndyNF
no factor from 2^73 to 2^74
2018-04-04Sergey NosovC-LL
49F5FA2A8CEAFAA8
2018-03-19Andrew BNF
no factor from 2^72 to 2^73
2015-10-12JCNF
no factor from 2^71 to 2^72
2015-10-04David CampeauNF
no factor from 2^70 to 2^71
2015-07-30Carsten KossendeyNF
no factor from 2^69 to 2^70
2014-07-11VictordeHollanderNF
no factor from 2^68 to 2^69
2010-02-16xor37hC-LL
49F5FA2A8CEAFAA8
2009-04-19Francesco RomaniNF-PM1
B1=540000, B2=15660000, E=12