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
37748479TF
No factors below 273
TF target 271
P-1
B1 = 400000
B2 = 12000000
LL
StatusDateUserResidueShift
Verified2009-07-29curtisc431D3357B63B548730652740
Verified2016-07-02Sergey Nosov431D3357B63B548722666063
History
DateUserTypeResult
2022-07-17TheJudgerNF
no factor from 2^72 to 2^73
2022-05-09Dylan DelgadoNF
no factor from 2^71 to 2^72
2016-07-02Sergey NosovC-LL
431D3357B63B5487
2016-04-06HBendtzNF-PM1
B1=400000, B2=12000000, e=12
2014-08-29chalsallNF
no factor from 2^70 to 2^71
2014-08-29chalsallNF
no factor from 2^69 to 2^70
2013-05-09Torben K.NF
no factor from 2^68 to 2^69
2012-04-04Serge BatalovNF
no factor from 2^67 to 2^68
2009-07-29curtiscC-LL
431D3357B63B5487
2009-06-30curtiscNF-PM1
B1=660000