is 2 78520543 - 1
has 23637039 decimal digits
takes 245.022 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
Actual2703.043261.4286%----3.043261.4286%0.0000%
PrimeNet2716.088661.9718%320000160000005.31335.1938%11.401963.9469%1.9751%
GPU7227597.451064.0000%500000170000006.32993.7740%103.780965.3586%1.3586%
Difference-5-94.4079-2.5714%-500000-17000000-6.3299-3.7740%-100.7378-3.9301%-1.3586%

Known prime factors (5 factors, 238.5 bits, 0.00030374% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
7852054326696984631031.31417
17
-1173.657e-128.469e-69.209e-6
78520543146048209991133.76693
3 × 31
2008-09-113311.487e-112.048e-52.763e-5
785205432968566493588331548.0771890312
23 × 3 × 79 × 997
2008-09-29799975.532e-70.00060.0007
785205432567049247116878411857.8331634635440
24 × 32 × 5 × 2270327
2015-08-071622703270.00030.55971.0453
785205432094566470521536180412167.5051333769731140
22 × 3 × 5 × 7 × 113 × 2385907
2022-09-22133123859070.37840.59391.0985

26 Composite Factors:
exponentprime factorscomposite factordigitsbits*
78520543389904681734204245372065.080
785205437925177405246063955736792479.391
7852054343355382262486640845341672581.842
785205436853247429473237472534883832789.147
7852054337491294749759726009697731592891.599
785205435591860887002679949239467709833098.819
78520543305907683724742460893902204295931101.271
785205437620456382382314186237389204955332105.910
785205431157457973889380476228416771088532135113.157
785205436217859842983800831654264383150615335115.582
785205431000904519693135101473911571204095461738122.913
785205435376855281188566747918615670793793948138125.338
78520543816681273059835062919288320881076227201740132.585
7852054320344320691404604461381053713601956393703942137.224
78520543111295401395380795873375418659467080296344743139.675
7852054316599810865963274414165511371092840763914283945146.896
7852054390810730003648657202977864370935888113210684745149.348
7852054314354582279962549460091236705405905693181271770348156.652
7852054378528008919286829318714937691819672852089996151948159.104
7852054329712516204421616604286709781716078466624903010819
61
52170.989
7852054315961552428609837730146849446066134584273953806785
673
53173.415
7852054324243726631464880452680388353411000236737853493876
76161
55180.662
7852054320964610471427033928831660629099174828638748906440
33445297
58190.418
7852054342612531985753601014852452730455160895987318448908
710178520599
62204.729
7852054323311561608600040645923120214359820031916437572609
9385722747327
63207.181
7852054362234840196609336094158481252440642068163924332032
2039049262683029258401
72238.495
P-1 results:
No P-1 results for M78520543


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-29T07:21:00markrManual testing??48.077157.56640e-8504.61.55828e-7
2008-09-11T20:40:00Will EdgingtonManual testing??33.766112.93367e-13504.66.04181e-13
2015-07-21T10:11:00TJAOIManual testing257258*57.833184.76311e-5504.69.80948e-5
2022-09-25T22:01:21LordJuliusManual testing2126733.766111.48671e-11504.63.06183e-11
2022-09-25T22:01:21LordJuliusManual testing2126757.833180.000504.60.001
2022-09-25T22:01:21LordJuliusManual testing2126731.314103.65684e-12504.67.53115e-12
2022-09-25T22:01:21LordJuliusManual testing2126748.077155.53215e-7504.61.13933e-6
2022-09-25T22:01:21LordJuliusManual testing2126765.080200.126504.40.260
2022-09-22T09:46:05TJAOIManual testing267268*67.50521-503.9-
2022-09-25T22:01:21LordJuliusManual testing26726867.50521-503.9-
2022-09-25T22:01:21LordJuliusManual testing268269--0.761--
2022-09-25T22:01:21LordJuliusManual testing269270--1.523--


ECM factoring results:
No ECM results for M78520543


Lucas-Lehmer results:
No L-L results for M78520543


PRP results:
No PRP results for M78520543


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
TF factor-bounds graph:
270
269
268
267
258
2
230
240
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:21+00:00