is 2 4611127 - 1
has 1388088 decimal digits
takes 0.607 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2676.444065.6716%----6.444065.6716%0.0000%
PrimeNet2610.066662.2951%200004000000.00783.1119%0.074463.4684%1.1733%
GPU722651.582264.6154%280006000000.01132.1879%1.593565.3896%0.7742%
Difference+2+4.8618+1.0563%-28000-600000-0.0113-2.1879%+4.8505+0.2821%+0.2821%

Known prime factors (3 factors, 181.6 bits, 0.00393931% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
461112793678180571371343.0911015784
23 × 7 × 11 × 17 × 97
-17974.744e-74.078e-66.605e-6
46111279794499282217457771859.765106205047944
23 × 3 × 4129 × 1071739
2015-12-13412910717390.02690.01190.0208
46111275229477396901613389572492478.79156704981199841312
25 × 3 × 13 × 45436683653719
2019-02-23324543668365371914,690472,617882,717

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
4611127917530872365720863001047446044931102.856
4611127489887927880847281666456683668233611337121.882
461112751220112610325271861804969349050754928747342138.556
461112747982069579959564181806516272543647863182065875523
44801
55181.647
P-1 results:
No P-1 results for M4611127


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-12-13T12:34:18TJAOIManual testing259260*59.765180.0101.2670.021


ECM factoring results:

Old Calculation Method

Total ECM effort:0.392 GHz-days
Estimated T-Level:0.100
DigitsB1CurvesCompleteFacMiss
20110002 / 1000.02098.010%
25500002 / 2800.00799.287%

New Calculation Method

Total ECM effort:0.392 GHz-days
Estimated T-Level:0.100
DigitsB1CompleteFacMiss
20110000.07792.596%
25500000.00799.291%


ECM Summary

B1B2factorcurvesGHz-days
50000500000020.392


Lucas-Lehmer results:
No L-L results for M4611127


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-20T19:11:15kkmrkkblmbrbkManual testing
9367818057137
979449928221745777
AD8A8B4639ABC2__no
2018-02-27T22:18:47Oliver KruseGTX-7
9367818057137
979449928221745777
AD8A8B4639ABC2__no
2019-02-23T17:17:27ATHec2-PRPCF
9367818057137
979449928221745777
522947739690161338957249
FB57B88F75E37B26no
2019-02-24T02:24:58kkmrkkblmbrbkc5.large
9367818057137
979449928221745777
522947739690161338957249
FB57B88F75E37B26no
2019-05-13T07:18:35Daniil TsarkovManual testing
9367818057137
979449928221745777
522947739690161338957249
FB57B88F75E37B26no


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
1014
TF factor-bounds graph:
267
260
240
250
260
270
280
290
2100
Last modified: 2019-05-13T07:18:35+00:00