is 2 1094623 - 1
has 329515 decimal digits
takes 0.032 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-LE94BF315D182B554double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual271436.751670.4225 %2000001000000000.24233.7439 %436.993871.5299 %
Target2600.140365.0000 %45001100000.00040.6829 %0.140865.2390 %
Difference+11+436.6112+5.4225 %+195500+99890000+0.2418+3.0610%+436.8531+6.2909 %

Known prime factors (1 factor, 72.6 bits, 0.00663235% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
109462371539583183336861726172272.5993267772702717596
22 × 3 × 6143 × 44329218931
2016-03-26614344329218931873.66103.80193.86

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2012-01-03bcp19Toshiba-740Q2000001000000012--0.0327.853%
2012-02-08bcp19Toshiba-740Q20000010000000012--0.24210.898%
2014-08-21JossManual testing258635258635--0.0113.207%
2014-11-06JossManual testing317270317270--0.0143.469%
2015-10-16Bruno Victal5820K.ECM5000001500000012--0.0579.165%
2016-03-23JossManual testing702768702768---4.588%
2016-03-27JossManual testing843321843321---4.866%


Trial Factoring results:
575859606162636465666768697071
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2001-12-01ANONYMOUSv4_computers212570.018
2016-02-23Mark RoseManual testing2572600.123
2009-02-17Sturle Sundegigotte.ifi2602610.140
2010-11-18Michael CManual testing2612620.281
2012-10-29dbaughManual testing2622630.897
2013-05-16Never Odd Or EvenManual testing2632641.794
2013-10-07David CampeauManual testing2642653.413
2013-12-11ramgeisManual testing2652666.827
2013-12-11ramgeisManual testing26626713.65
2013-12-12ramgeisManual testing26726827.31
2013-12-12ramgeisManual testing26826954.61
2013-12-12ramgeisManual testing269270109.2
2014-04-01Never Odd Or EvenManual testing270271218.5


ECM factoring results:
Total ECM effort:17.512 GHz-days
Estimated T-Level:25.658
DigitsB1CompleteFacMiss
201100014.8080.000%
25500001.62019.795%
302500000.13287.678%
3510000000.00999.129%


ECM Summary

B1B2factorcurvesGHz-days
5000050000002789.66
50000500000030.109
25000025000000447.739


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2002-03-31ANONYMOUSv4_computersE94BF315D182B5540.032


PRP results:
dateuseridcompidcofactorsres64
2017-09-29Oliver KruseGTX-2
7153958318333686172617
E321A60547B95559
2017-10-16Oliver KruseThreadripper-PC
7153958318333686172617
E321A60547B95559
2017-12-31ATHec2-1xh
7153958318333686172617
E321A60547B95559


CERT results:
No CERT results for M1094623


P-1 factor-bounds graph:
B1 = 200000, B2 = 100000000 (P-1 stage 2)
B1 = 500000, B2 = 15000000 (P-1 stage 2)
B1 = 843321 (P-1 stage 1)
B1 = 200000, B2 = 10000000 (P-1 stage 2)
B1 = 702768 (P-1 stage 1)
B1 = 500000 (P-1 stage 1)
B1 = 317270 (P-1 stage 1)
B1 = 258635 (P-1 stage 1)
B1 = 200000 (P-1 stage 1)
102
103
104
105
106
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
271
270
269
268
267
266
265
264
263
262
261
260
257
this exponent TF target: 60
TF double-checked to: 67
ECM T-Level=25.66 ~= 69-bit
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Last modified: 2024-03-03T02:29:32+00:00