is 2 95891 - 1
has 28867 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
Actual267309.871874.6269%4000000008040000000015.333318.0542%325.205179.2078%21.7078%
PrimeNet2400.000057.5000%1000170000.00007.6145%0.000060.7362%3.2362%
GPU722440.000061.3636%1100140000.00003.7074%0.000062.7961%1.4324%
Difference+23+309.8718+13.2632%+399998900+80399986000+15.3333+14.3468%+325.2051+16.4117%+16.4117%

Known prime factors (7 factors, 308.6 bits, 0.32184710% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
95891191783617.5491
1
-111.821e-133.222e-96.558e-9
95891929183791929.7914845
3 × 5 × 17 × 19
2008-08-2617197.822e-105.513e-81.115e-7
9589167110275271032.64434993
7 × 4999
2008-08-26749999.393e-98.989e-71.639e-6
95891161415054009291443.87684165904
24 × 5260369
2008-08-261652603692.112e-50.00090.0017
958912287496835241611547.7011192758880
25 × 5 × 41 × 173 × 1051
2008-08-2617310510.00047.116e-71.134e-6
958911583257153499158940172167.101825550444514688
27 × 3 × 433 × 11497 × 431857
2011-01-2211497431857551.960.00010.0001
9589111482687299399341089992269.9605987364455162289
3 × 479 × 141023 × 29545339
2014-09-26141023295453391,506.50.00560.0097

120 Composite Factors:
exponentprime factorscomposite factordigitsbits*
958911782016549893531547.341
9589112870609922106411650.193
9589130956663303063664071961.425
9589162357779990432148571962.435
95891438703005553141690632065.250
95891149984251808821831418392373.667
958911083260870728536903725832476.520
958912125504981270301580743512477.492
9589111959162119905048749200312579.984
9589115351454229231828405798472580.345
95891303641806669529199022623112684.651
958912202184218340703832261552172787.509
9589128764429764651277294913089372891.216
9589136923642520660442679633455692891.577
95891207751019570930993007250854892994.069
95891407635721822962248059732578332995.041
958911471136884016217419338702784473096.893
958912944147946444767747149247972013097.894
9589110625282339452520018829016059593199.745
9589110669526915723431776898980352093199.751
95891770606305502022686205850741547331102.604
9589110065484425055028520873687440215333106.311
9589170813269335398216784281430325952733109.126
95891142643224380806133359613087365997734110.136
95891255561538942661488238130505734179334110.977
958911853478590604332974616574588186007135113.836
958912821390450272822253330344361140100135114.442
958913621695728002966011657761153484473735114.802
9589120377485229072226467710851869563489736117.294
9589120462338804781869164690171488648764736117.300
9589126266610857445022222845449982402483936117.661
95891147789189088094416828616672766165835937120.153
95891343088501348760659528000128484647207937121.368
958911930388799490328534818718398346810879938123.860
958912477955813532598970430257634057247786338124.220
9589127356545501424142674106676734313136899139127.685
9589149012358623040448198773382781218108691939128.526
9589198728401246178414155989365230497181056939129.537
95891355465684541870790870890524246076999659340131.385
95891694579671803592830613760407298712819607140132.351
95891716034888314873597736755798411081419814340132.395
958915037489430073378696963968933975095569793741135.210
9589118180046808167945406885178774545740995898342137.061
9589165798542054169365566258448641171095472685742138.917
95891237463639588536333270808014070831960247726343140.769
95891475229799786722428346026099832401152199972943141.770
958911715080522686683722208880555000508627053591144143.621
958911722222263355071094380535547284937890330916144143.627
958913365220966394300817956308703167236132205796744144.594
9589112438745842250842158125624331764982644317441745146.480
9589118934428976195834802078108432000440874635452745147.086
9589124305299725046209641880638004225574967807539945147.446
9589124406509053242526323102782021749623278018464945147.452
95891137323318985691403194748237286672427936245896946149.944
95891176275948505310617026642543098604735046074315346150.305
958912302476376748709413427083689520004209100591863347154.012
958913486623917010873073968660240918705845416363668947154.611
9589145541489191208263603675373362546365832189692992948158.318
9589158459621154081362424504970035709921156295056067348158.678
95891328923287882420264296385739479662546022218861931349161.170
95891330292952333025599693582248864947243421334082406349161.176
95891423982641019549137899746259901403021878914967543149161.537
95891645392172597998193770114752019522047142824308516149162.143
958912385539993864393261611806611218883666475131921551150164.029
958914661343297168537223748794398364393444051033424641750164.995
958914680753525758011425823620844477208001128215253916750165.001
9589116892604813770941277850607915445145921472897844455
3
51166.853
9589133806730232193986065220586843079711901341270411179
9
51167.854
9589112200679457176357006463965008429259474408588539250
41
52169.705
9589144157582696199773743528639122721496723393880931926
39
52171.561
9589115936250219402742862200385279615566130138609384618
601
53173.413
9589111211561523793185929858836668358555809117734737754
9959
54176.227
9589111557881016988125489429789070831228294496085086227
4847
54176.271
9589122584090539909694725223403590264993767742112882665
7609
54177.237
9589181312662842652192313827036962670775745003949220318
3473
54179.086
9589116379275409428530276136486619824243452066189195818
33023
55180.096
9589129345332374318491837693033165229179191384678068600
95207
55180.937
9589132397144289994324310900231378478164202578367673031
707999
56184.402
9589141586799538228508376024090944940089134565105713899
488263
56184.762
9589123398829083356532757706786012115886697805023358230
6138103
57187.254
9589154319732404373115460046479356122349916317343711171
3651343
57188.469
9589130563018758277162343413764900805121191363729236103
09155583
58190.962
9589139232412678303153162851631325795945386689579060165
86645671
58191.322
9589139395779770073677306446800771325694608830615250833
96138921
58191.328
9589122166050950810336707393132373712254560033426860919
656982201
59193.820
9589128453591748523536095743161165136119857503816080740
556589137
59194.180
9589143312446360155009834875200107517912997588856349762
876226847
59194.787
9589131412665758464318219482838134097528819676099625416
2682650009
60197.645
9589156279358787439233201082829795271476728613277140304
9639084081
60198.486
9589111336673590794949558835598511423646273753639781859
84826210431
61199.497
9589179756411758400780218790282336934451144942996691287
85557542929
61202.311
9589110417601239707889202274093950355212634001089128959
5779195514569
63206.019
9589175241098006830136230311744105551237940954875408957
9036666721393
63208.871
9589175554408316440400548622867923271556891653618846506
8961710686143
63208.877
9589127267207183724287287150169250756378104869129707097
19071061189737
64210.729
9589154569151863070893230499106777333004746316543594126
66164334461271
64211.730
9589119693733335301566658788276174797696081699817576441
418372017763089
65213.581
9589138641780050488214837109318331548204289933114063556
887897174345033
65214.554
9589121741812712634278112421675893163611533192942982844
2727925115088473
66217.046
9589127909015646088240852764774114664437954790003161964
4452244206415601
66217.406
9589136454121942502187303112119165837432626833184011319
13688304553518761
67221.113
9589126438616248459417922167969453745156880225775622869
272458944347078367
68223.972
9589152293867953161949887915209094178104620861163026162
2052605328151331071
69228.278
9589167127354935366711115655237879916793192991332333849
0428062663744796327
69228.638
9589137769232602441403585223919696312265476366361142626
64539640682658497687
70231.130
9589174108365034227813061053363975793092633362424144511
30631583787413463839
70232.103
9589153524747476537410954657866740326899042834911764110
271984750639003206583
71234.955
9589169912808684988969875527515499818003414719485292428
1802884112187488540863
72238.662
9589150704771399782925473671396857476074219603399262807
37679993723715730458361
73241.521
9589118299097799438583836252093922453501903259682219686
269412328513426376890399
74243.373
9589112873885511569433957893708486324082348931456688982
5709765141840968273981041
75246.187
9589125932604961110585956093045643122571151716061746936
1102208390175034658723391
75247.197
9589162373650138646600609646373382267888663626680808106
7312164478683948107644735657
78258.429
9589135094558732697299238679353287298999555128516351380
91806704599290450839171391417
79260.922
9589145049352678594530413661918205385471958773105476486
60801354549672273053505493329
79261.282
9589149734327772566715064173925725749760631895614700126
480264831692938671953948096153
80264.747
9589111962205744540061004719810426371482491576315725421
1332328840215443619928430338506431
84275.979
9589186397000047588948263233236591834419686693824875970
3114466179599797543020444027115607
84278.831
9589141859128303992470321631179350411989450976989855484
68779475718399580483443380130765430239
88291.073
9589180278692035245879356933924693600625728767200454544
1987934191701826743856221771618586507526137
93308.622
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-01-02T00:40:55kkmrkkblmbrbkManual testing100000000200000000012---0.656--11.687%
2021-03-16T07:09:20Seth_TrManual testing20000000034600000000---6.684--16.369%
2021-04-16T18:35:42Seth_TrManual testing40000000080400000000---15.33--18.054%


P+1 Factoring results:
dateuseridcompidb1b2startfactorSmoothdigitsbits*ghz-days
2021-04-23T16:33:16nordisweet1640000000200000000027--0.533
2021-04-29T18:01:28nordisweet1640000000200000000065--0.533


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-08-26T20:11:00ANONYMOUSManual testing??29.79193.63242e-110.0007.52939e-11


ECM factoring results:
Total ECM effort:14.215 GHz-days
Estimated T-Level:30.161
DigitsB1CurvesCompleteFacMiss
20110001085 / 10010.8500.002%
25500001055 / 2803.7682.295%
30250000789 / 6401.23329.119%
35100000051 / 15800.03296.823%

ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
110001100000300.015
5000050000002080.483
500005000000480.111
700007000000100.032
25000025000000380.441
2500005000000070010.76
1000000100000000512.367


Lucas-Lehmer results:
Exponent "95891" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T20:49:38Oliver KruseDoppelherz
191783
929183791
6711027527
16141505400929
228749683524161
158325715349915894017
1148268729939934108999
C88A4C43C954723Fno
2017-09-21T21:56:35Oliver KruseManual testing
191783
929183791
6711027527
16141505400929
228749683524161
158325715349915894017
1148268729939934108999
C88A4C43C954723Fno
2017-09-22T10:00:15Oliver KruseManual testing
191783
929183791
6711027527
16141505400929
228749683524161
158325715349915894017
1148268729939934108999
C88A4C43C954723Fno
2017-11-06T12:36:44kkmrkkblmbrbkc4.xlarge
191783
929183791
6711027527
16141505400929
228749683524161
158325715349915894017
1148268729939934108999
C88A4C43C95472__no
2020-04-17T15:23:43Oliver KruseAddPrpType5
191783
929183791
6711027527
16141505400929
228749683524161
158325715349915894017
1148268729939934108999
C322AE0170860D__no


P-1 factor-bounds graph:
B1 = 400000000, B2 = 80400000000 (P-1 stage 2)
B1 = 200000000, B2 = 34600000000 (P-1 stage 2)
B1 = 400000000 (P-1 stage 1)
B1 = 100000000, B2 = 2000000000 (P-1 stage 2)
B1 = 200000000 (P-1 stage 1)
B1 = 100000000 (P-1 stage 1)
100
101
102
103
104
105
106
107
108
109
100
101
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
267
2
210
220
230
240
250
260
270
280
290
2100
Last modified: 2021-04-29T18:01:28+00:00