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
26179411
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 270
P-1
B1 = 305000
B2 = 6328750
LL
StatusDateUserResidueShiftSoftware
Verified2004-11-30Robert Horn32CDA5E9F1A949DD14812674Linux 32-bit,Prime95,v23,(aka WZ2)
Verified2012-08-04Dubslow32CDA5E9F1A949DD25337944Linux 64-bit,Prime95,v27.7,build 2
History
DateUserTypeResult
2022-12-08Naegi MakotoNFno factor TF: 72-73
2021-01-09-anonymous-NFno factor TF: 70-71
2021-01-09-anonymous-NFno factor TF: 71-72
2017-04-03ramgeisNFno factor TF: 69-70
2012-08-04DubslowC-LL32CDA5E9F1A949DD
2011-12-18bcp19NFno factor TF: 68-69
2011-10-14ChuckNFno factor TF: 67-68
2004-11-30-anonymous-C-LL32CDA5E9F1A949DD
2004-11-22-anonymous-NF-PM1B1=305000, B2=6328750
2004-07-26tscNFno factor TF: 1-67