is 2 4683611 - 1
has 1409908 decimal digits
takes 0.617 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
Actual2676.344265.6716%----6.344265.6716%0.0000%
PrimeNet2610.065662.2951%200004000000.00783.1201%0.073463.4715%1.1764%
GPU722651.557764.6154%300006000000.01172.2313%1.569465.4049%0.7896%
Difference+2+4.7865+1.0563%-30000-600000-0.0117-2.2313%+4.7749+0.2667%+0.2667%

Known prime factors (3 factors, 140.6 bits, 0.00300165% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
4683611121773887926.86013
13
-1131.914e-123.157e-73.885e-7
468361110223479763031339.895109141
109141
2008-09-0711091412.539e-80.00110.0021
4683611168009264254446172488312373.8311793586874042765
5 × 269 × 1333521839437
2019-03-312691333521839437744.8113,87125,907

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
46836111244952869410001997612166.755
4683611204591411602740674561739707609731100.691
46836111717639313106890005134678024245179335113.726
4683611209163615621036042406699701505815724372939143140.586
P-1 results:
No P-1 results for M4683611


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-07T23:42:00Will EdgingtonManual testing??39.895139.75111e-91.3202.08651e-8


ECM factoring results:

Old Calculation Method

Total ECM effort:0.394 GHz-days
Estimated T-Level:0.100
DigitsB1CurvesCompleteFacMiss
20110002 / 1000.02098.010%
25500002 / 2800.00799.287%

New Calculation Method

Total ECM effort:0.394 GHz-days
Estimated T-Level:0.100
DigitsB1CompleteFacMiss
20110000.06593.752%
25500000.00699.419%


ECM Summary

B1B2factorcurvesGHz-days
50000500000020.394


Lucas-Lehmer results:
No L-L results for M4683611


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-20T06:32:37kkmrkkblmbrbkManual testing
121773887
1022347976303
284BAEC3E5C4C5__no
2018-04-07T05:54:15treborLaptop
121773887
1022347976303
284BAEC3E5C4C5__no
2019-04-01T10:38:27RuzovejMasa_notebook
121773887
1022347976303
16800926425444617248831
C40F6BF81BB01BE0no
2019-04-03T16:03:03kkmrkkblmbrbkc5.large
121773887
1022347976303
16800926425444617248831
C40F6BF81BB01BE0no


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
TF factor-bounds graph:
267
2
220
230
240
250
260
270
280
290
2100
Last modified: 2019-04-03T16:03:03+00:00