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

PrimeNet Exponent Status

Exponent Range:





MnDetails
80000363
Composite: proven not-prime with Lucas-Lehmer test
No factors below 276
TF target 275
P-1
B1 = 2100000
B2 = 48000000
LL
StatusDateUserResidueShiftSoftware
Verified2016-02-02Tom Womack6BF3F11F2438E2FF46471175Linux 64-bit,Prime95,v28.7,build 1
Verified2025-01-16David Strube6BF3F11F2438E2FF74784681Linux 64-bit,Prime95,v30.19,build 14
History
DateUserTypeResult
2025-01-16David StrubeC-LL6BF3F11F2438E2FF
2020-02-19mikrNF-PM1B1=2100000, B2=48000000, E=6
2020-01-11mikrNFno factor TF: 75-76
2016-12-05monstNFno factor TF: 74-75
2016-02-02Tom WomackC-LL6BF3F11F2438E2FF
2015-10-29mikrNFno factor TF: 73-74
2015-10-29mikrNFno factor TF: 72-73
2015-04-19sasakiNFno factor TF: 71-72
2010-12-19SuperbobNFno factor TF: 70-71
2010-10-24timbitNF-PM1B1=900000, B2=23625000
2009-05-01unconnectedNFno factor TF: 69-70
2009-04-09unconnectedNFno factor TF: 68-69
2009-04-02timbitNFno factor TF: 67-68
2009-03-28timbitNFno factor TF: 66-67