is 2 19793 - 1
has 5959 decimal digits
takes 0.000 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2671,501.233677.6119%10000000000120673868568991630,510.741232.8918%32,011.974884.9758%22.4758%
PrimeNet2400.000062.5000%500100000.00003.6864%0.000063.8824%1.3824%
GPU722440.000165.9091%500100000.00001.5545%0.000166.4390%0.5300%
Difference+23+1,501.2335+11.7028%+9999999500+1206738685679916+30,510.7412+31.3372%+32,011.9747+18.5367%+18.5367%

Known prime factors (7 factors, 451.8 bits, 2.28275236% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1979323553671824.489595
5 × 7 × 17
-7171.275e-103.501e-96.610e-9
197932376915639111237.7906004435
5 × 1200887
2008-08-26512008871.537e-63.036e-55.670e-5
1979375588547021371342.781190947676
22 × 37 × 683 × 1889
2008-08-2668318894.931e-53.474e-76.450e-7
19793137355050766572154057912373.540346978858097742015
3 × 5 × 23131923873182801
2008-10-16523131923873182801115,784584,7751,092,197
197931348665174401266157346412476.8363406924605671869240
23 × 5 × 7 × 167 × 7789 × 9354192791
2008-10-16778993541927911,101,2310.23650.4417
1979310783649645670616474941823912889.80127241069180191523455115
5 × 29 × 71 × 883 × 17164963 × 174579893
2009-06-16171649631745798931.036e+100.01190.0162
1979312186734063366292800124120913564733106.5873078546471824961552095215711
112 × 2687 × 440665553 × 21487385437081
2017-03-31440665553214873854370819.583e+12543.391,014.5

120 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1979355985088958351672811962.280
197931780387767909378949272167.271
1979317966759955269596037778072580.572
197933235215675944138314441327087613098.030
19793317660158070050450535715741711131101.325
197934231831529223947813767282317949732105.061
19793326481368277813346986486527600860134111.331
197932539945359333922748179594645160736135114.290
197933205663344957385159982255946814095135114.626
1979310382468713491702730779217688987536736116.322
19793101943640951314278571043565348762781737119.617
1979325631825489477498403084040679106729120139127.591
19793287042324693022813103792303162322381013740131.076
19793815120408303753332863095452956265546956740132.582
197937689834736045452174328545117043078112427141135.820
1979375505139763885759078504422409052694148112142139.116
19793244545252245376827350575267083792762532225743140.811
197932401146979509383535064710264891758817206620744144.107
197932896683878488989908903841634859255596883541744144.377
1979392117752078569450847208139664732072741377763945149.368
19793185245973496993800949289471684417761039070603146150.376
19793603723584708566959289266879506296471580954887146152.081
197932467825225766871007601221648152562800410508033747154.112
1979319199077922572274067410838340527856081653163045748157.072
1979324231143448499354684416059367060753731223691228748157.407
197931481188744530015346934000366934071879441283162628150163.341
1979314543532730060513970352905617935061072021011090663
1
51166.637
1979368227539064933645436641056503577037633903566516580
7
51168.867
1979319374724462549200041940770946964768614234582959965
37
52170.373
1979321697112257181909959058117901851495444984799376162
769
53173.858
1979343632227138229114765990518998185917700708871311889
801
53174.866
1979358126343453213602412477673898663222007707771168626
7127
54178.601
1979316739094759523912977612939666841058988579277394683
31777
55180.127
1979357073238073975924394904468944821723039726525060638
55577
55181.897
1979316435823820951752253223938095623067696638233065525
847727
56183.423
1979321895612555520943719501346625039077580698693742231
1186129
57187.159
1979334887432377563031106634303356644407738711647430381
7627551
57187.831
1979344031405148716114204708850928916209070841776024784
9647241
57188.167
1979334255358510157715614859609281889412785529020031682
98292401
58191.126
1979314002473978196976735394769373309097107832564672147
634488247
59193.158
1979345634588570653567910105912037116660853080728386123
049637327
59194.862
1979313141747046430195549765268581925970721615366592899
4077791977
60196.388
1979335206606913470999449357378611600739725568564382166
52378744991
61201.132
1979334568750393988989672816460249099625166479703315911
880490193841
62204.427
1979339426713080365036290732554625562391270858905717210
801594303367
62204.617
1979311196090506343106143304842059799292600190688214228
3001556062497
63206.123
1979338712398689266047944594532722867227653734474764671
7259357855817
63207.912
1979310993245076230127675335703964342899998456028369231
98002523170447
64209.418
1979351572205447620954197865100246313079547925298253427
05737702229559
64211.648
1979310371012305405654263761389255677367750218228855434
729048580571711
65212.656
1979332980966526851276322014245293979865458493975137398
8246164423204737
66217.647
1979339787416118456633374510883610415386200628123319485
6739733347699847
66217.918
1979330953638629683855044483526340532086073256093327354
35869260632697567
67220.877
1979339066566681676896415446159376508980247813661345405
50485824674580297
67221.213
1979312652838513254414487432316581467682495683906031599
966732979626907449
68222.909
1979382924483626622138907134485724008060685267225339986
856850326910911961
68225.621
1979312423600417249646649789124919174903039749857787476
1366123747003492599
69226.204
1979381422097366113704037591654809187061739458316008059
7498057344457140311
69228.917
1979326370903227262893521748110258347486393762600746151
09007543984109776487
70230.612
1979333282699385007211162480659603110046727640893044568
20224590629578854017
70230.948
1979325893127774789434755285198572952839774953380017555
658019287926585560937
71233.908
1979331236824079887583099172591181889372092475536976758
439029432206858542047
71234.178
1979399336556456203915291483612207101837800720504795052
7135280311312983354849
72239.169
1979319976276764627656119177265937950745740228171418438
99625363238607577700121
73240.177
1979393713970919422457027084913847901617990753481001459
34539811899450802988337
73242.407
1979326612162621417927647555995912125444409108143384593
204659811741455185745767
74243.913
1979392016105871977934647049815616785764930250144863509
862302004548746378620287
74245.703
1979326130016146260394592857463372207864801020928684485
3228615243707561446938217
75247.208
1979329802079555732361813461441952773449063579764266322
1220039546981880801195279
75247.398
1979329262139686336090205538526772414725765516807262300
08421189282207500527780929
76250.694
1979378392975130636218434859700015464461741748020091794
777276153798783196073446407
77255.437
1979322575434153172638484724802906207548879337605660442
7682094096366158699579987057
78256.963
1979373574187746254984930307158491572342866275037349890
2919372805517150042914704537
78258.668
1979330074729741287738817424027830107106921039071321641
61878297500860532849265473039
79260.699
1979323397405690423529296874741038176605510535343328965
940420964945443587968589600679
80263.659
1979329529850125814206535005188203988241752599314957450
451809876281215455835423994689
80263.994
1979347051465071898424973223811258199827936998581452151
545132828977657383255586694191
80264.667
1979362681412298337542131233788179154762834092261270153
4811392872680172506299685560657
81268.402
1979318050853327238691727139575390174195602884383073249
86693589375049403741985339138807
82269.928
1979361545780353370521457034364216353459113572741834883
00990091235872722533466720544607
82271.698
1979317723816572311104098117779342566618174722754566508
557459582327639480649471030775257
83273.224
1979323611461457608452603954107204933486247695513547341
4540141619859349959413170275254439
84276.960
1979347481924653033188285695533394286630414835554104285
5620187495186082997557209063933231
84277.967
1979353173434872599193307114653319265646402033666165380
66767336936850797543694853324836247
85281.453
1979315099777355349585565243613789491072011642943624554
087581625568855511395079204963858577
86282.958
1979370837028974020651643953461900518669117997726405548
186872161375391207616291543619976169
86285.188
1979369553637454273642785156218624981993410918765933316
6940731180478452326862606916410453319
87288.484
1979342516386053903548341146732981985963591998540994529
626660181949009264484891564898883410497
89294.418
1979353659902498374063638084636872277101430837309231848
476044046496732603398785142415468299927
89294.754
1979341746094440856345557381789388541042007004027727329
0181087597942634533828506982911278318447
90297.713
1979317064442660149322110699288309601749383262632538832
88858570728116226691200554332746050240809
91299.745
1979355613659500168993945262834020373291196124463427012
35325112007574195217881165730322497495569
91301.449
1979311183736317243328689623265997385405724896301604750
418178397219927082703156305970101288941001
92302.457
1979335565518800115422839009711404873596759954606360429
4500602794294010561936446612660291813186167
93307.448
1979342905355572794424918134233570709925755660085151991
7734126523513545898320550791936753740794177
93307.719
1979342128016795443257527127361634090688866522477817512
35885532728629485756560591299860047092950127
94311.014
1979313644377755018349654384918121491982486038420855319
912759029004026448701784043877087914082530559
95312.710
1979313397175423742747508927566699480028630817337759138
2198652212724605755646978723637315610924624209
96316.005
1979312638876893387807298645086070440838679355712361722
21726592852692742315428467044142085647409882017
97319.243
1979335890896943009465751284654873294180432193320706478
67897284245328891517888057617574059400161014647
97320.749
1979340193026821552194386843661677850574599782095341356
458172740460280053245956451771124993921485959839
98324.234
1979310105786292996164351559356713616568276832440335019
99225668160721182413244170589206775041868532377376
7
101332.208
1979399226944748234478696223145102739446972543335661848
41389123154987118840921425904236589527185371076621
7
101335.504
1979332137518464142080672234606879556018461391105818574
38248748714402966480201984825304931663761916341320
89
102337.199
1979340560740631604774492786053041439193684891748558021
05726618384621519012076606215005357609460693638439
99
102337.535
1979331555266226012226346134946887010846544085203467461
88742310861937377573215329000553255222882604417421
239
103340.495
1979384536237849055070619152658823411781211451928431788
63730409490795999760702592395338321324584988602161
9137
104345.238
1979324344557250672045669159785318021144623699496740413
14414648799460208549983540735186893344249915785773
13287
105346.764
1979332431534871827707578529775270691136177542939759337
88327913686852855307934465044930870158713489293159
056249
106350.500
1979331843955784594277763409927632191725557700290621430
75711377011889219641064229244349620991856832497718
1321399
107353.795
1979395535434035315106043227456672660813455921791615035
23939198537392671833069740958479145637058366539160
847770329
109362.024
1979357340369212299389258836442981130041151003674908926
36013019540303072977769937389169020934255225819580
685225926577
112371.254
1979376388170239605699298889699042979496414204399146426
36805931909652917933369207922930193346205531007309
0961559440079
113374.989
1979375004205788888048692197327358245291270836416190156
56023386509500176787236494548998958181688951175336
11351577305729
114378.285
1979357864958856331129908722038735894623573734429747324
47028439406715155828598014106557473858643193823504
6239611629985457
116384.554
1979318401697104568578940962924989710958496284185838475
23991077211555325934546973748012373068467658498855
750856232117394319
118389.545
1979313629322033305597009282989308345178543245849996410
93703327894292039711005300155192136818575822937080
599797599500451188962647
124409.044
1979343342751944266090531296915840533030151613243574230
49425043957657154536008695370632033918394770242240
2232125659592739166995049
125414.035
1979343739281634014260314283377810733813088366010142445
38610042348241384220838078134573221824224556289172
94025013989304282629376821609
129427.336
1979310302206493839142967509872817227245020588669304778
21759677347665449925222114366540313922578050289561
6029675445274470591943356591204076639
137451.825
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-03-31T22:53:25kkmrkkblmbrbkManual testing10000000000120673868568991633106.58730,5111.26675e-561,02132.892%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-08-26T19:58:00ANONYMOUSManual testing??37.790126.11690e-71.86899e-51.80500e-6


ECM factoring results:
Total ECM effort:50.527 GHz-days
Estimated T-Level:37.128
DigitsB1CurvesCompleteFacMiss
20110004080 / 10040.8000.000%
25500004080 / 28014.5710.000%
302500003989 / 6406.2330.195%
3510000003421 / 15802.16511.465%
4030000002000 / 47000.42665.339%

ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
10.00000e+0
10.00000e+0
500005000000910.030
250000250000005680.948
10000001000000001,4219.488
30000003000000002,00040.06


Lucas-Lehmer results:
Exponent "19793" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T19:23:51Oliver KruseOliver-PC
23553671
237691563911
7558854702137
13735505076657215405791
134866517440126615734641
1078364964567061647494182391
121867340633662928001241209135647
F6C85429469EA7A0no
2017-09-21T20:26:53Oliver KruseManual testing
23553671
237691563911
7558854702137
13735505076657215405791
134866517440126615734641
1078364964567061647494182391
121867340633662928001241209135647
F6C85429469EA7A0no
2017-10-02T10:09:18kkmrkkblmbrbkManual testing
23553671
237691563911
7558854702137
13735505076657215405791
134866517440126615734641
1078364964567061647494182391
121867340633662928001241209135647
F6C85429469EA7__no
2017-12-07T02:54:55ATHManual testing
23553671
237691563911
7558854702137
13735505076657215405791
134866517440126615734641
1078364964567061647494182391
121867340633662928001241209135647
F6C85429469EA7__no
2020-04-17T13:48:55Oliver KruseManual testing
23553671
237691563911
7558854702137
13735505076657215405791
134866517440126615734641
1078364964567061647494182391
121867340633662928001241209135647
CA3A0B72EBD5FD__no


P-1 factor-bounds graph:
B1 = 10000000000, B2 = 1206738685689916 (P-1 stage 2)
B1 = 10000000000 (P-1 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
TF factor-bounds graph:
267
2
220
230
240
250
260
270
280
290
2100
2110
Last modified: 2020-04-17T13:48:55+00:00