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
10444177
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
628221494965477327212065.82015-05-03 18:17:14
LL
StatusDateUserResidueShiftSoftware
Factored2000-11-15Garrett Kenehan2CF3321AE654DD474088271Linux 32-bit,Prime95,v20,(aka WW2)
Factored2003-12-02Howard Porter2CF3321AE654DD473570330Windows,Prime95,v23,(aka WZ1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2020-07-07pew959BE60CE9F2D8721421551453
Verified
Certified Good
2021-03-04Oliver Kruse959BE60CE9F2D872120949353
History
DateUserTypeResult
2021-03-04Ben DeloCERT
Proof certified good
2021-03-04Oliver KruseC-PRPM10444177/62822149496547732721 : 959BE60CE9F2D872
Proof Certified Good

Proof Power: 8

2020-07-07pewC-PRPM10444177/62822149496547732721 : 959BE60CE9F2D872
2015-05-03ThaFFactor: 62822149496547732721 / TF: 65-66
2013-12-22lycornNFno factor TF: 64-65
2003-12-02-anonymous-C-LL2CF3321AE654DD47
2000-11-15-anonymous-C-LL2CF3321AE654DD47
2000-09-08-anonymous-NF-PM1B1=120000, B2=2010000
1999-12-15Mark BlankeNFno factor TF: 1-64