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:





MnDetails
34961783
Composite: proven not-prime with Lucas-Lehmer test
No factors below 275
TF target 271
P-1
B1 = 335000
B2 = 6532500
LL
StatusDateUserResidueShiftSoftware
Verified2006-04-28Alex and Nick Myrman133EA9E270AD7B0A26242195Linux 32-bit,Prime95,v24 final,(aka Wc2)
Verified2015-12-01Dubslow133EA9E270AD7B0A33077311Linux 64-bit,Prime95,v28.7,build 1
History
DateUserTypeResult
2020-12-12-anonymous-NFno factor TF: 74-75
2020-02-29-anonymous-NFno factor TF: 73-74
2019-11-08-anonymous-NFno factor TF: 72-73
2019-11-08-anonymous-NFno factor TF: 71-72
2015-12-01DubslowC-LL133EA9E270AD7B0A
2015-02-02Sid & AndyNF-PM1B1=335000, B2=6532500, E=12
2014-05-07Gordon SpenceNFno factor TF: 70-71
2014-05-02bayanneNFno factor TF: 69-70
2012-02-16Craig MeyersNFno factor TF: 67-69
2009-11-19Carsten KossendeyNF-PM1B1=210000, B2=4462500
2006-04-28-anonymous-C-LL133EA9E270AD7B0A
2006-02-01-anonymous-NFno factor TF: 1-67
2005-11-27-anonymous-NFno factor TF: 1-67