is 285843-1
has 25,842 decimal digits
takes 0.000 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actualunknown100,000,000100,000,0000.217599.9441%0.217599.9441%42.4441%
PrimeNet2400.000057.5000%90014,0000.00006.8996%0.000064.3996%6.8996%
GPU722440.000061.3636%50010,0000.00002.3775%0.000063.7412%2.3775%
Difference-440.0000-61.3636%+99,999,500+99,990,000+0.2175+97.5666%+0.2175+36.2030%+36.2030%

Known prime factors (2 factors, 171.4 bits, 0.19969443% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
8584384228781321370091652.90349059784328
23 × 19 × 31 × 10411669
3110,411,6692014-04-230.01350.00120.0023
8584347666342691370495632818891355173018336118.5202776367478499731814639451752337
37 × 1423 × 220589 × 458971 × 8772859 × 59369047
8,772,85959,369,0472016-11-141.586e+120.02510.0388

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
8584340148779549409329072147372174812754440118671566426
47
52171.424
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-11-15T00:12:19kkmrkkblmbrbkManual testing100,000,000100,000,00036118.5200.2180.0000.43529.968%


Trial Factoring results:
Exponent "85843" not found


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50,0005,000,0002810.440
250,00025,000,0005854.579
1,000,000100,000,0001655.166


Lucas-Lehmer results:
Exponent "85843" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T20:37:00Oliver KruseDoppelherz
8422878132137009
476663426913704956328188913551730183
65A00208557462CAno
2017-09-21T22:13:56Oliver KruseManual testing
8422878132137009
476663426913704956328188913551730183
65A00208557462CAno
2017-10-09T01:43:45Chang Chia-Tchehomura65A00208557462__?
2017-10-13T08:19:34kkmrkkblmbrbkManual testing
8422878132137009
476663426913704956328188913551730183
65A00208557462__no
2020-04-17T15:19:42Oliver KruseAddPrpType5
8422878132137009
476663426913704956328188913551730183
CD443A1BF88007__no


P-1 factor-bounds graph:
B1 = 100,000,000 (stage 1)
100
101
102
103
104
105
106
107
108
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
250
260
270
280
290
2100
2110
2120
Last modified: 2020-04-17T15:19:42+00:00