is 2 2433967 - 1
has 732698 decimal digits
takes 0.164 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
Actual26712.208067.1642%200000020000000.19593.4889%12.403968.3098%1.1456%
PrimeNet2590.031662.7119%100001800000.00192.5251%0.033463.6534%0.9416%
GPU722630.655765.0794%100001500000.00171.3059%0.657565.5354%0.4560%
Difference+4+11.5523+2.0848%+1990000+1850000+0.1942+2.1830%+11.7465+2.7744%+2.7744%

Known prime factors (3 factors, 154.5 bits, 0.00634605% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
243396758804642731032.4531208
23 × 151
-81512.965e-101.547e-61.595e-6
24339672956484804604491548.07160733872
24 × 32 × 37 × 11399
2008-09-0737113992.865e-56.426e-50.0001
2433967180759792219543728800812373.9363713275328292120
23 × 3 × 5 × 43 × 449 × 4457 × 359599
2018-08-144457359599847.140.00230.0036

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
243396717385503267144089340385772580.524
243396710629515001419302695743643384611333106.390
2433967534413578980545952811883896514041636937122.007
24339673142599958201164237545027143274851088624888473747154.461
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-08-14T03:42:42alpertron200000020000002373.9360.1960.3290.3923.489%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-07T10:05:00Will EdgingtonUNKNOWN??48.071151.32451e-50.3652.94084e-5


ECM factoring results:

Old Calculation Method

Total ECM effort:0.268 GHz-days
Estimated T-Level:0.150
DigitsB1CurvesCompleteFacMiss
20110003 / 1000.03097.030%
25500003 / 2800.01198.932%

New Calculation Method

Total ECM effort:0.268 GHz-days
Estimated T-Level:0.150
DigitsB1CompleteFacMiss
20110000.11589.102%
25500000.01198.938%


ECM Summary

B1B2factorcurvesGHz-days
50000500000030.268


Lucas-Lehmer results:
No L-L results for M2433967


PRP results:
dateuseridcompidcofactorsres64PRP
2017-10-13T11:16:39Oliver KruseGTX-2215E30C45F946B__no
2017-11-27T19:17:32kkmrkkblmbrbkc4.xlarge
5880464273
295648480460449
215E30C45F946B__no
2018-08-15T23:47:37Oliver KruseGTX-2
5880464273
295648480460449
18075979221954372880081
215E30C45F946B__no


P-1 factor-bounds graph:
B1 = 2000000 (P-1 stage 1)
100
101
102
103
104
105
106
107
100
101
102
103
104
105
106
107
TF factor-bounds graph:
267
2
230
240
250
260
270
280
290
2100
Last modified: 2018-08-15T23:47:37+00:00