is 219961-1
has 6,009 decimal digits
takes 0.000 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actualunknown10,000,000,0001,206,738,685,689,91630,510.7412196.3409%30,510.7412196.3409%133.8409%
PrimeNet2400.000062.5000%50010,0000.00003.6945%0.000066.1945%3.6945%
GPU722440.000165.9091%50010,0000.00001.5585%0.000167.4676%1.5585%
Difference-44-0.0001-65.9091%+9,999,999,500+1,206,738,685,679,916+30,510.7412+194.7824%+30,510.7411+128.8733%+128.8733%

Known prime factors (4 factors, 360.3 bits, 1.80485451% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
199613466109981555774711858.2668682205254135
3 × 5 × 7 × 82687669087
78.26877e+102014-04-232.92922.09033.9042
19961287821284649489786468012374.608720959081833299400
23 × 52 × 7 × 13 × 39613136364467
253.96131e+132009-04-06377,5351,001.41,870.4
199611828015493655411661521456554410332103.850457896772119485912910539691
3 × 23 × 23827 × 278515344071051968757
23,8272.78515e+202014-10-027.344e+127.041e+91.315e+10
199611549641107404380262515646526025438907138123.543388167202896743715874867623371935
5 × 72 × 48429949 × 237815803 × 137561857561229
237,815,8031.37562e+142017-04-026.846e+123,477.76,495.1

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
19961997620227627802426442225835930030182027140132.874
19961633610274899762931552515746501211607450928370351349162.116
1996152614176774307183060214622800973287246609998522536
4503
54178.458
1996153712265102034667680966308856541073742693375263162
19441
55181.809
1996144601969427878670633163194005101633340493219337361
8543511871
60198.151
1996128327679539405369889078637834567757249800419729099
0215156212971698313
69227.393
1996118236652328876614040363333820881138196482524073059
0214233103568429911913
72236.724
1996115459533143101576656282667042925392677174501779839
1079809506563275538348658241
78256.417
1996198186852805846243258518282514824942334020268341877
660445447012780647507920592111506423
86285.659
1996181533091161707206931521606762619068627704749017970
91758811543703572315844791259981554546713
91302.0009
1996128260266110269026504078081075434746232864005539932
16506709809348006658495142066288629935778464312600
159902823
109360.267
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-04-03T03:37:51kkmrkkblmbrbkManual testing10,000,000,0001,206,738,685,689,91638123.54330,5111.27750e-561,02171.104%


Trial Factoring results:
Exponent "19961" not found


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
50,0005,000,0001410.047
250,00025,000,0005340.891
250,00025,000,000340.057
1,000,000100,000,0001,4219.488
3,000,000300,000,0001062.123


Lucas-Lehmer results:
Exponent "19961" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T19:23:57Oliver KruseOliver-PC
346610998155577471
28782128464948978646801
18280154936554116615214565544103
15496411074043802625156465260254389071
4E27AE8D0E135DFAno
2017-09-21T20:26:54Oliver KruseManual testing
346610998155577471
28782128464948978646801
18280154936554116615214565544103
15496411074043802625156465260254389071
4E27AE8D0E135DFAno
2017-10-02T10:10:16kkmrkkblmbrbkManual testing
346610998155577471
28782128464948978646801
18280154936554116615214565544103
15496411074043802625156465260254389071
4E27AE8D0E135D__no
2017-12-07T02:54:56ATHManual testing
346610998155577471
28782128464948978646801
18280154936554116615214565544103
15496411074043802625156465260254389071
4E27AE8D0E135D__no
2020-04-17T13:48:49Oliver KruseManual testing
346610998155577471
28782128464948978646801
18280154936554116615214565544103
15496411074043802625156465260254389071
C14DFC1609766D__no


P-1 factor-bounds graph:
B1 = 10,000,000,000, B2 = 1,206,738,685,689,916 (stage 2)
B1 = 10,000,000,000 (stage 1)
100
101
102
103
104
105
106
107
108
109
1010
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
TF factor-bounds graph:
250
260
270
280
290
2100
2110
2120
2130
Last modified: 2020-05-19T04:20:59+00:00