is 2 423109 - 1
has 127369 decimal digits
takes 0.004 GHz-days to do one PRP 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
Actualunknown30000001000000000.116543.1818%0.116543.1818%-9.3182%
PrimeNet2400.000052.5000%40001300000.000217.6452%0.000270.1452%17.6452%
GPU722440.000056.8182%70002200000.000313.1611%0.000369.9793%13.1611%
Difference-440.0000-56.8182%+2993000+99780000+0.1162+30.0207%+0.1162-26.7975%-26.7975%

Known prime factors (1 factor, 54.1 bits, 0.01277755% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
423109188177576920103691754.06322237482176
26 × 7 × 13 × 83 × 179 × 257
-1792570.01042.576e-65.121e-6

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-03-17T18:47:52alpertronManual testing300000010000000012---0.116--34.680%


Trial Factoring results:
Exponent "423109" not found


ECM factoring results:
Total ECM effort:10.576 GHz-days
Estimated T-Level:26.125
DigitsB1CurvesCompleteFacMiss
2011000425 / 1004.2501.396%
2550000425 / 2801.51821.859%
30250000144 / 6400.22579.838%

ECM Summary

B1B2factorcurvesGHz-days
5000050000002812.969
250000250000001447.607


Lucas-Lehmer results:
Exponent "423109" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-23T12:55:08Oliver KruseOllaptop
18817757692010369
8BA0D47018E36B__no
2017-11-02T20:30:14kkmrkkblmbrbkc4.xlarge
18817757692010369
8BA0D47018E36B__no
2020-04-18T17:42:52Oliver KruseAddPrpType5
18817757692010369
385723E383258A__no


P-1 factor-bounds graph:
B1 = 3000000, B2 = 100000000 (stage 2)
B1 = 3000000 (stage 1)
101
102
103
104
105
106
107
101
102
103
104
105
106
107
108
TF factor-bounds graph:
250
260
270
280
290
2100
Last modified: 2020-08-21T10:48:17+00:00