is 2 13489919 - 1
has 4060871 decimal digits
takes 5.985 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
Actual2684.418564.7059%3000002101291507.54778.1478%11.966167.5816%2.8757%
PrimeNet2650.540863.0769%6000017000000.09613.8871%0.636964.5122%1.4352%
GPU722698.850165.2174%9000022000000.13192.7821%8.981966.1851%0.9677%
Difference-1-4.4316-0.5115%+210000+207929150+7.4158+5.3657%+2.9842+1.3965%+1.9080%

Known prime factors (5 factors, 249.5 bits, 0.00184944% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1348991926979839824.6851
1
-111.657e-136.433e-71.309e-6
1348991961691288175671342.488228657
3 × 11 × 132 × 41
2008-10-011691696.484e-80.00010.0002
1348991993420005024293931653.053346258584
23 × 33 × 7 × 17 × 19 × 709
2014-09-02277090.00024.127e-54.614e-5
1348991943704926748516478491961.923161991064396
22 × 7 × 191 × 30290027
2016-06-13191302900270.04441.06181.9829
134899191867018085380719300172167.3396920049280432
24 × 163 × 2653393129
2022-04-1016326533931293.522693.004173.70

26 Composite Factors:
exponentprime factorscomposite factordigitsbits*
134899191664421022682180317132167.174
134899192520456694934641320077272477.738
134899191179151887181768078507163112786.608
1348991950371847353660060422779272632892.025
13489919576320045132625611489955468312995.541
134899192696213230739278129184284896338332104.411
13489919115178750734409611052776878420863934109.828
134899194082914476432807594201779382282565735114.975
13489919155490220301509726452755486521734020937120.226
13489919174416838916714430600451118877978968137120.392
1348991972743398875015574901613207833339023533739129.096
1348991981597888659719821387019798926425658343339129.262
134899193107504151035503066256540682717482262912141134.513
13489919110156375224926443209541341247503075092922343139.661
134899194705738232861889746576844514697733204724135944145.077
134899192201497898779166566130550864847337107571240728747153.947
1348991925188025356223113201744041205828244206319991651948157.463
134899191075999947230044404442766692820488543229447812612750162.880
1348991950338788638330106013481789003299841768513185715675
11
52171.750
1348991967956886883881724226182875094261189033919615724960
60441
55182.149
1348991976228751685628024078215237111944415382920378104960
46169
55182.314
1348991929030305340275093994716730086859236797675042043192
8153553
57187.566
1348991913581324129171754890966704967410001996399610199860
1424410729
60196.435
1348991920566394476492227035183705046270853039803151510909
5835776186791
63207.000
1348991947026498875096687028943857084813218728346467770596
328924291610250823
68224.803
1348991912687673683837897254742936041872699863625724366693
77888368430833617954157497
76249.488
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-07-06T15:56:09nordisweet16_30.8b14300000300000-
skipped known factor: 26979839
skipped known factor: 6169128817567
skipped known factor: 9342000502429393
--0.193--1.925%
2022-07-14T19:08:46nordisweet16_30.8b14300000210129150-
skipped known factor: 26979839
skipped known factor: 6169128817567
skipped known factor: 9342000502429393
skipped known factor: 4370492674851647849
--7.548--8.148%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-10-01T00:44:00markrManual testing??42.488132.14060e-812.714.54586e-8
2014-09-02T11:35:00TJAOIManual testing??53.053166.63079e-512.710.000
2016-06-13T15:38:16TJAOIManual testing261262*61.923190.02212.660.046
2022-04-10T18:35:43LordJuliusManual testing2126424.68581.65717e-1312.713.51924e-13
2022-04-10T18:35:43LordJuliusManual testing2126461.923190.04412.660.094
2022-04-10T18:35:43LordJuliusManual testing2126442.488136.48384e-812.711.37693e-7
2022-04-10T18:35:43LordJuliusManual testing2126453.053160.00012.710.000
2022-04-10T18:35:43LordJuliusManual testing264265--0.277--
2022-04-10T18:35:43LordJuliusManual testing265266--0.554--
2022-04-10T18:35:43LordJuliusManual testing266267--1.108--
2022-04-10T18:35:43LordJuliusManual testing267268
skipped known factors(?)
--2.216--
2022-04-10T18:35:43LordJuliusManual testing26726867.339211.32012.172.684


ECM factoring results:
No ECM results for M13489919


Lucas-Lehmer results:
No L-L results for M13489919


PRP results:
dateuseridcompidcofactorsres64PRP
2022-08-12T00:44:20Poaooffice-CN2
26979839
6169128817567
9342000502429393
4370492674851647849
186701808538071930017
A8AD948532305010no


P-1 factor-bounds graph:
B1 = 300000, B2 = 210129150 (P-1 stage 2)
B1 = 300000 (P-1 stage 1)
100
101
102
103
104
105
106
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
268
267
266
265
264
262
2
220
230
240
250
260
270
280
290
2100
Last modified: 2022-08-12T00:44:20+00:00