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Search for : (10^n-c)/d


Rank
Probable prime
Digits (> 10000)
Who?
When?
1(10^8177207-1)/98177207Ryan Propper + Sergey Batalov05/2021
2(10^5794777-1)/95794777Ryan Propper + Sergey Batalov04/2021
242(10^666903-7)/3666903Rytis Slatkevicius01/2023
372(10^563535-7)/3563535Rytis Slatkevicius02/2023
833(10^424861-7)/3424861Leonid Durman01/2012
1040(10^380976-7)/3380976Leonid Durman01/2012
1650(10^283342-31)/3283342Robert Price03/2023
1778(10^270343-1)/9270343Maksym Voznyy07/2007
2384(10^211610-91)/9211610Serge Batalov12/2014
2871(10^199248-19)/9199248Robert Price01/2018
3134(10^189385-61)/3189385Serge Batalov12/2014
4236(10^154494-13)/3154494Robert Price12/2017
4400(10^150551-1)/1556587827131683185788921941743157225041150512Robert Price07/2016
5778(10^129051-31)/3129051Serge Batalov12/2014
6036(10^125792-91)/9125792Serge Batalov12/2014
6387(10^121543-79)/3121543Robert Price01/2018
6819(10^117059-71)/1117059Serge Batalov12/2014
7646(10^109297-1)/9109297Paul Bourdelais, Harvey Dubner04/2007
9016(10^104212-71)/1104212Serge Batalov12/2014
11905(10^99239-13)/399239Robert Price02/2017
14607(10^87323-1)/30518336337576143505387303Anonymous10/2020
14679(10^86906-13)/386906Robert Price02/2017
14892(10^86453-1)/986453Lew Baxter10/2000
15043(10^85666-97)/385666Robert Kinser10/2017
17311(10^76069-19)/976069Robert Price10/2017
18143(10^72723-79)/372723Robert Price10/2017
23661(10^59174-13)/359174Robert Price02/2017
24443(10^56781-31)/356781Serge Batalov12/2014
25166(10^55084-19)/955084Robert Price10/2017
25528(10^54038-31)/354038Serge Batalov12/2014
25642(10^53718-7)/353718Makoto Kamada10/2004
28938(10^52608-19)/952608Robert Price10/2017
41230(10^51652-31)/351652Serge Batalov12/2014
54259(10^50467-97)/350467Robert Kinser10/2017
61361(10^49165-991)/949165Serge Batalov07/2010
61405(10^49081-1)/949081Harvey Dubner09/1999
61551(10^48604-31)/348604Serge Batalov12/2014
61975(10^47565-19)/947565Robert Price10/2017
63739(10^43638-97)/343638Robert Kinser10/2017
63811(10^43503-19)/943503Robert Price10/2017
63915(10^43423-19)/943423Robert Price10/2017
64807(10^41925-19)/941925Robert Price10/2017
64821(10^41908-31)/341908Serge Batalov12/2014
66015(10^40038-31)/340038Serge Batalov12/2014
68045(10^36873-901)/9936872Serge Batalov07/2010
68887(10^35514-13)/335514Robert Price02/2017
71249(10^33102-91)/933102Serge Batalov12/2014
146510(10^30384-61)/330384Serge Batalov12/2014
147901(10^30178-7)/330178Makoto Kamada03/2004
152021(10^29369-79)/329369Ray Chandler04/2011
153730(10^27743-13)/327743Ray Chandler04/2011
154520(10^27063-901)/9927062Serge Batalov07/2010
155122(10^26766-13)/326766Ray Chandler04/2011
158229(10^25324-7)/325324Makoto Kamada03/2004
160102(10^24549-7)/324549Makoto Kamada11/2010
160761(10^24253-7)/324253Makoto Kamada11/2010
161746(10^23789-49)/323789Ray Chandler04/2011
163144(10^23365-7)/323365Makoto Kamada11/2010
164058(10^22979-13)/322979Ray Chandler03/2011
164657(10^22718-7)/322718Makoto Kamada11/2010
166227(10^22078-61)/322078Ray Chandler03/2011
207657(10^18533-7)/318533Makoto Kamada11/2010
214842(10^16737-79)/316737Ray Chandler11/2010
230263(10^15170-31)/315170Ray Chandler11/2010
239901(10^14311-79)/314311Ray Chandler10/2010
268896(10^10841-97)/310841Ray Chandler10/2010
269780(10^10744-13)/310744Ray Chandler10/2010

Total : 67 PRP(s)



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Created by  Henri Lifchitz & Renaud Lifchitz : October, 26 2000, last modification: May, 07 2026 09:50 (Time in France)