Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
48178093
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 272
P-1
B1 = 760000
B2 = 760000
LL
StatusDateUserResidueShiftSoftware
Bad2009-12-13ANONYMOUSCFBC25406C2E0DAB34072356Linux 32-bit,Prime95,v24 final,(aka Wc2)
Verified2010-12-02ANONYMOUS1B8BC13635450B0817401229Linux 64-bit,Prime95,v25.11,build 2
Verified2016-08-27AirSquirrels1B8BC13635450B080clLucas v1.04
History
DateUserTypeResult
2017-12-23Sid & AndyNFno factor TF: 72-73
2016-08-27AirSquirrelsC-LL1B8BC13635450B08
2015-08-16Sid & AndyNFno factor TF: 71-72
2015-08-09Mark RoseNFno factor TF: 70-71
2015-07-25Gordon SpenceNFno factor TF: 69-70
2010-12-02ANONYMOUSC-LL1B8BC13635450B08
2009-12-13ANONYMOUSC-LLCFBC25406C2E0DAB
2009-10-30ANONYMOUSNF-PM1B1=760000
2008-04-24rx7350NFno factor TF: 1-69
2003-12-13Thomas MullenNFno factor TF: 1-62
2003-10-14Thomas MullenNFno factor TF: 1-62
2003-10-08Thomas MullenNFno factor TF: 1-61
2003-06-09Thomas MullenNFno factor TF: 1-60
2003-06-06Thomas MullenNFno factor TF: 1-59