is 2 4624883 - 1
has 1392229 decimal digits
takes 0.609 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
Actual2676.424865.6716%1000000000251024777619026,291.275628.6636%26,297.700475.5114%9.8397%
PrimeNet2610.066462.2951%200004000000.00783.1135%0.074263.4690%1.1739%
GPU722651.577564.6154%280006000000.01132.1891%1.588865.3900%0.7746%
Difference+2+4.8473+1.0563%+999972000+2510247176190+26,291.2643+26.4745%+26,296.1116+10.1214%+10.1214%

Known prime factors (7 factors, 302.9 bits, 0.00654995% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
46248839249767723.1411
1
-112.417e-131.909e-73.885e-7
4624883416239471928.63345
32 × 5
2008-09-07997.808e-121.718e-63.497e-6
4624883527236663928.97457
3 × 19
2008-09-073197.828e-127.392e-71.166e-6
4624883101007444731133.2341092
22 × 3 × 7 × 13
2008-09-077133.059e-101.399e-62.720e-6
462488319883900170840871650.821214966521
33 × 7 × 11 × 103399
2014-06-10271033995.027e-50.00110.0020
46248831861401134780864091857.36920123764588
22 × 47 × 107041301
2015-08-06471070413010.00501.11342.0795
462488320422911645528767616230232580.756220793819492609517
3 × 7 × 112 × 157 × 233 × 2375344877
2019-03-02233237534487771,47624.70846.147

120 Composite Factors:
exponentprime factorscomposite factordigitsbits*
462488338501181229532571651.774
462488348768162866075211652.115
4624883934295329017877911756.375
46248832194567096989252731857.607
462488342043285361476937831961.867
462488353254828097602135991962.208
4624883183921443631538241577292373.962
46248838276464088527613353979772479.453
462488310483521173499270202816812579.794
462488317217526790258588891167032580.510
462488320299234313016989256613912580.748
4624883200842194752304673415011512684.054
4624883388890593508172450800985612685.008
4624883492594751527873016609814332685.349
4624883774788623659986569744496392686.002
4624883981398922806276019068131672686.343
462488318801537224173741023231674572890.603
462488322166761475541849452947661292890.840
4624883765553644027477965904013952135931102.594
4624883969701281944348240460982361832731102.935
46248831889071741827276922472750458564132103.897
462488318577435052274409420999507698181733107.195
462488337011914341872612764101080487358333108.190
462488343636553074746354481065317043075133108.427
462488371666142431055629932658411398411333109.143
462488385008219396146337478616019494083333109.389
462488390777113700090393140677750728208933109.484
4624883107677077847324263084836911049224934109.730
4624883835984488981782732930921543813112134112.687
46248831058913685508012275706354826389911335113.028
46248831739098385654338719832345767923251935113.744
46248832050373787933383061888433301274194335113.981
46248832062866119261420346621388807680187935113.990
46248834084969684688541656569050392791465735114.976
462488378259419081768863756009509334609524736119.236
462488399128597453436461493148735761887599136119.577
4624883342351583886280011749160958956310720516140131.331
4624883403627948624537363049260094429573638501740131.568
4624883406087136357597455859626539881598613500140131.577
4624883786306222499234319580565662787728403591140132.530
4624883995987881328611006981442660205055855598340132.871
46248837732661738695557524234251375551578469880741135.828
46248839794704864060390183423542563432130675667141136.169
462488315405819646358369486317281532586440979459342136.823
462488319081030955362350295307083687449548591219342137.131
462488319514038208850757524835859870849203777352942137.164
462488337785017785432477893057735544579537313491942138.117
462488338015230912516572387709650620549907779440742138.126
462488344819449921996070031897343976403427336027942138.363
4624883373847889223819225847063241546012495095675943141.423
4624883440761672290515395901519284274833519248922343141.661
4624883723881392061715937597832811129463139455744943142.377
4624883858646302225196515786323514594122148676600943142.623
4624883916916429481080618116097902142027771864409743142.718
46248831087618648935151288192964359386851039608977744142.964
462488341261234964990339864020099897846876210844076145148.210
46248833756211393005005146494330200920994762398979476747154.718
4624883142500242172837316248344542249827486419250310983149159.964
4624883169029494817391231857956801217877009517615082447149160.210
4624883180500306660966844878228417050005227076034201774349160.305
4624883214104026660405657324719293313410468087219474166349160.551
4624883351632028391975678224947931891492058831313865316949161.267
4624883414569468846631822710732999700585200859688780499349161.504
46248833458005868762138689205712618565335358723644782515350164.564
46248834076942771217623722001808325548974016842546276104150164.802
46248834101782398120399853832984236553171269715598259947350164.811
46248837942278230994649300235314296616729444797916676990350165.764
46248838122512941125826830086947674472400901056572876315950165.796
462488310060219087504947525534771363632634980090814833195
9
51166.105
462488315823439604968745369393471875892515343213181643869
7
51166.758
462488320043023489489682557893978406074612602590054674384
1
51167.100
462488315561024764498911516621113056465746311801423100344
89
52170.056
462488319710631358396010875084897182268258887054802724552
17
52170.397
462488338165680955841380099299760737180740662815057725526
87
52171.351
462488338398213352942051506606266663428050122384535355625
11
52171.359
462488345270981108250208550240803087303676108264092469879
67
52171.597
462488315634834431885764425290775073306785726947219083214
648257
56183.351
462488319804123603705404557354968035537048051677158139007
942521
56183.692
462488337940531467314936594789161102789717355963440170117
9572791
57187.952
462488375131352159898615860652855730061556265363352924441
8933953
57188.937
462488375589105643594339604520503810824633070640705818941
7301409
57188.946
462488389118546796097147450248433872267810442486615787878
8780273
57189.184
462488314636312948453293694921854617305868396864696153447
17033599
58189.899
462488318539329725330651256448331095922155118922160225531
37935047
58190.240
462488314393585335284480328236192305296599686527251394660
785214063
59193.197
462488317073237355507466294679186809742308726788189401689
846398783
59193.444
462488318231874748805659432400140415493792620093624143307
275184439
59193.538
462488321626100639371370911605903682118966423123249856232
210078599
59193.785
462488335517452673100274093810692737657688489637843644279
440684937
59194.500
462488341874602711271620679113522245043966224490962981284
146553689
59194.738
462488383426974945057595278557164458299199362320175875267
150348111
59195.732
462488382043427696947669751555846832367306592387398340769
5395270207
60199.030
462488315982852013373735812764545441270226629502824255006
19266071681
61199.992
462488320244945873367208468717210490513949287122764023705
30127540793
61200.333
462488369918161494163268386068680697273993376392106954075
51903802021703
64212.087
462488382432579324249512327944210543338500819316809665640
10459739446391
64212.325
462488315792346747414022998613581773958968576485741031750
0485454531833561
66216.585
462488320003639203273620740293220488404250569471347345293
1441122092436433
66216.926
462488331463169346452822455579963714871129343092593021142
9275336729714639
66217.579
462488339853347818683146938776130144297962818364049007943
5199909346358167
66217.920
462488377168007975662055790695386741994881038801020624524
2203473995640137
66218.873
462488375888259007811255639483947068708564439714740838830
48413222316791769
67222.171
462488376350624104854863361444548468236235006052712786949
46194297531862457
67222.180
462488390016366899247012007916291091221507430275836879589
21176276916181129
67222.417
462488314783765711918794018762767119266178036009645020075
586566874054548327
68223.133
462488318726103225625818377606098592720974115570166761525
651346232618245231
68223.474
462488384267455607539998417655717431671767693928064092849
2606277142209240503
69228.966
462488329102698553623088420648251423101238145046954487139
81533843596402387239113
73240.720
462488336863418149277735601044246899643253464453077450005
87090759874935343297089
73241.061
462488370622548327449105491019885675139207476323118299720
316374788898402803297519
74245.321
462488383263042000454733651942784809797468911882023686620
726451927402153973046943
74245.558
462488316588536413627676998411445798689737709893520844484
4855589045576079208609657
75246.553
462488331780143387924636857344960650252510761951062968554
77974287867879034746440247
76250.813
462488340254848271011040258008986593934634040275017091888
66426445980328298003660991
76251.154
462488377945433005258842854368407246080227164696190761992
20269286302861339899712801
76252.107
462488315344009669707163698656524377100897910762866262112
47265347319331113453183721199919
82269.694
462488329395892156489350449005312463900421571303979786146
003935794768807855589476364172449
83273.954
462488337234796712720497681420300990001897810281252402098
773438747956123340040429313739097
83274.295
462488316755656749510900032153364093105443881502665808843
69600433535261927167374206957175761
85279.787
462488315498592086495318925771112612739166233547526861067
072745893300159110269181416163654767297687
92302.928
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2019-08-27T22:14:33alpertronManual testing30000000100000000012-
skipped known factor: 9249767
skipped known factor: 416239471
skipped known factor: 527236663
skipped known factor: 10100744473
skipped known factor: 1988390017084087
skipped known factor: 186140113478086409
--15.82--13.707%
2021-10-15T23:57:35Seth_TrManual testing1000000000241000000000-
skipped known factor: 9249767
skipped known factor: 416239471
skipped known factor: 527236663
skipped known factor: 10100744473
skipped known factor: 1988390017084087
skipped known factor: 186140113478086409
skipped known factor: 2042291164552876761623023
--2,687--24.660%
2021-12-29T21:51:36Seth_TrManual testing10000000002510247776190-
skipped known factor: 9249767
skipped known factor: 416239471
skipped known factor: 527236663
skipped known factor: 10100744473
skipped known factor: 1988390017084087
skipped known factor: 186140113478086409
skipped known factor: 2042291164552876761623023
--26,291--28.664%
2022-03-28T17:39:20Seth_TrManual testing2000000000200483100090-
skipped known factor: 9249767
skipped known factor: 416239471
skipped known factor: 527236663
skipped known factor: 10100744473
skipped known factor: 1988390017084087
skipped known factor: 186140113478086409
skipped known factor: 2042291164552876761623023
--2,446--24.558%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-07T23:42:00Will EdgingtonManual testing??33.234115.84835e-111.3051.25325e-10
2008-09-07T23:42:00Will EdgingtonManual testing??28.63397.53136e-141.3051.61390e-13
2008-09-07T23:42:00Will EdgingtonManual testing??28.97499.53972e-141.3052.04428e-13
2014-06-10T11:26:00TJAOIManual testing??50.821161.78371e-51.3053.82215e-5
2015-06-15T11:28:00TJAOIManual testing257258*57.369180.0011.2970.002
2022-04-27T11:57:37J.R. AllenManual testing2126333.234113.05914e-101.3056.55546e-10
2022-04-27T11:57:37J.R. AllenManual testing2126357.369180.0051.2970.011
2022-04-27T11:57:37J.R. AllenManual testing2126357.607180.0041.2970.009
2022-04-27T11:57:37J.R. AllenManual testing2126351.774167.35107e-51.3050.000
2022-04-27T11:57:37J.R. AllenManual testing2126328.63397.80751e-121.3051.67308e-11
2022-04-27T11:57:37J.R. AllenManual testing2126328.97497.82759e-121.3051.67738e-11
2022-04-27T11:57:37J.R. AllenManual testing2126323.14172.41683e-131.3055.17906e-13
2022-04-27T11:57:38J.R. AllenManual testing2126350.821165.02683e-51.3050.000
2022-04-27T11:57:38J.R. AllenManual testing2126361.867190.1311.2380.267
2022-04-27T11:57:38J.R. AllenManual testing2126352.115160.0001.3050.000
2022-04-27T11:57:38J.R. AllenManual testing2126362.208190.3251.2380.660
2022-04-27T11:57:38J.R. AllenManual testing2126356.375170.0031.3010.007
2022-04-27T11:57:38J.R. AllenManual testing263264--0.425--
2022-04-27T11:57:38J.R. AllenManual testing264265--0.808--
Missing TF 65 - 66
2019-06-18T03:32:16Seth_TrManual testing266267--3.232--


ECM factoring results:

Old Calculation Method

Total ECM effort:0.393 GHz-days
Estimated T-Level:0.100
DigitsB1CurvesCompleteFacMiss
20110002 / 1000.02098.010%
25500002 / 2800.00799.287%

New Calculation Method

Total ECM effort:0.393 GHz-days
Estimated T-Level:0.100
DigitsB1CompleteFacMiss
20110000.06593.752%
25500000.00699.419%


ECM Summary

B1B2factorcurvesGHz-days
50000500000020.393


Lucas-Lehmer results:
No L-L results for M4624883


PRP results:
dateuseridcompidcofactorsres64PRP
2017-11-18T02:48:35kkmrkkblmbrbkc4.xlarge
9249767
416239471
527236663
10100744473
1988390017084087
186140113478086409
E7F77583281A7F__no
2018-02-28T11:18:02arnaudstm-11-010
9249767
416239471
527236663
10100744473
1988390017084087
186140113478086409
E7F77583281A7F__no
2019-03-04T02:20:54treborLaptop
9249767
416239471
527236663
10100744473
1988390017084087
186140113478086409
2042291164552876761623023
E7F77583281A7F3Bno


P-1 factor-bounds graph:
B1 = 1000000000, B2 = 2510247776190 (P-1 stage 2)
B1 = 1000000000, B2 = 241000000000 (P-1 stage 2)
B1 = 2000000000, B2 = 200483100090 (P-1 stage 2)
B1 = 2000000000 (P-1 stage 1)
B1 = 1000000000 (P-1 stage 1)
B1 = 30000000, B2 = 1000000000 (P-1 stage 2)
B1 = 30000000 (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
TF factor-bounds graph:
267
265
264
263
258
2
220
230
240
250
260
270
280
290
2100
Last modified: 2022-04-27T11:57:38+00:00