Factorizations of repunit numbers of the form (10n-1)/9 (111111...)

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ECM EFFORTS
with Rn:      323 < n < 2000 (Jun 12, 2018) with Rn:     1999 < n < 3000 (Jan 16, 2018)
with Rn:     2999 < n < 4000 (Oct 18, 2017) with Rn:     3999 < n < 5000 (Oct 15, 2017)
with Rn:     4999 < n < 6000 (May 17, 2018) with Rn:     5999 < n < 7000 (Feb 14, 2018)
with Rn:     6999 < n < 8000 (Oct 16, 2017) with Rn:     7999 < n < 9000 (Feb 11, 2018)
with Rn:     8999 < n <10000 (Apr 24, 2018) with Rn:     9999 < n <11000 (Sep 17, 2017)
with Rn:   10999 < n <12000 (Oct 04, 2017) with Rn:   11999 < n <12501 (Oct 05, 2017)




Efforts by   yoyo@home:    ecm-curves
B1 = 43e6/8600 curves/
numbers < 1001 digits
929
working
937
working
941
working
943
working
947
working
B1 = 11e7/18400 curves/
numbers < 701 digits
865
working
869
working
873
working
1202
working
1208
working
B1 = 26e7/46000 curves/
numbers < 450 digits
437
working
1136
working
1142
working
1160
working
2380M
working
B1 = 85e7/75000 curves/
numbers < 250 digits
407
working
515
working
1420L
working
2420L
working
2460L
working



News
-  Last update: Jun 14, 2018

-  Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche, Kurt Beschorner 
   Jun 14, 2018   R447/c242/SNFS-difficult 300; 439M unique relations and 530M unique ideals are collected
                  currently progress ~ 60.5%:   
                  

-  Bo Chen, Wenjie Fang, Alfred Eichhorn, Kurt Beschorner 
   Feb 16, 2018   n = 1030: 2102173879615901190724805905901825960646731569309620829374935176385195435873285181866611; GNFS


-  Found by Alfred Eichhorn 
   Feb 18, 2018   n =22367: 491910083939628543752308667 * 2258768720......c22340;  B1=5e4;  sigma = 4226822665876942407

   Feb 18, 2018   n =75329: 132185469097395644849 * 8405697832......c75308;        B1=11e3; sigma = 12551643461909185634

   Feb 24, 2018   n =22441: 7298364414889854463192187 * 1522411115......c22416;    B1=5e4;  sigma = 4083876554834783578

   Feb 24, 2018   n =22501: 224637008050525613746832050125853 * 2484995657......c22450; B1=5e4; sigma = 16084220879206326459

   Mar 12, 2018   n =22511: 133597932869817732503685853 * 1099292464......c22463;  B1=5e4;  sigma = 13021235081596185428

   May 07, 2018   n =23357: 271754693239811669470333 * 4088654727......c23333;     B1=5e4;  sigma = 13657867932100063494

   May 07, 2018   n =23447: 17021960507400565282497842551 * 6527515503......c23418; B1=5e4; sigma = 7981419157208808342

   May 18, 2018   n =78511: 320033709185399054711 * 3471856492......c78490;         B1=11e3; sigma = 16782052464410323985

   May 18, 2018   n =78853: 711436450651091027 * 1561785469......c78835;            B1=11e3; sigma = 7333631212948291910
 
          
-  Found by  Yousuke Koide  
   Feb 15, 2018   n =  982: 44467075182005846868530065551693426652606026434296940573; B1=12e7; sigma = 2:5690539589092232789


-  Found by Alfred Reich 
   Feb 03, 2018   n = 9824: 18198559922005306277650072144139297;                   B1= 6e5;  sigma= 1:3894282002   

   Feb 03, 2018   n = 9586: 343575467224788555287460428801;                        B1= 8e5;  sigma= 1:4256511204

   Feb 06, 2018   n = 9716: 13762552890503863967484529230589;                      B1= 9e5;  sigma= 1:4087205298

   Feb 10, 2018   n =8300L: 267352619706048404954978381518286405201;               B1= 1e6;  sigma= 1:525732917


-  Found by YOYO@home 
-  YOYO@home/NeuralMiner
   Feb 12, 2018   n = 1373: 229016141864852008546928682385264917916393201;         B1= 11e6; sigma = 0:3460683030665955377 

-  YOYO@home/NeuralMiner
   Mar 04, 2018   n =  845: 212791029980380683788275402661746746635743222681;      B1= 11e6; sigma = 0:12524453152895746251
   
-  YOYO@home/WhiteFire  
   Jun 05, 2018   n =  439: 4420197369389321682193651680706705688987;              B1= 26e7; sigma = 0:18058967600223373828  

-  YOYO@home/WhiteFire  
   Jun 05, 2018   n =  439: 221873542765174880268698440076944289246071;            B1= 26e7; sigma = 0:16712880220435730410   

Factorizations
Repunits: R1        - R2500 (Jun 05, 2018) Repunits:  R2501 - R5000 (Oct 18, 2017)
Repunits: R5001   - R7500 (Jan 28, 2018) Repunits: R7501 - R10000 (Feb 11, 2018)
Repunits: R10001 - R12500 (Sep 30, 2017) Repunits: R12540LM - R14980LM (Sep 30, 2017)


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