mersenneforum.org  

Go Back   mersenneforum.org > Prime Search Projects > Conjectures 'R Us

Reply
Thread Tools
Old 2018-02-10, 08:53   #639
rebirther
 
rebirther's Avatar
 
Sep 2011
Germany

2·1,427 Posts
Default

22*615^203539-1 found by grcpool.com (567647 digits)
rebirther is offline   Reply With Quote
Old 2018-02-18, 04:37   #640
pepi37
 
pepi37's Avatar
 
Dec 2011
After milion nines:)

23·181 Posts
Default

31*332^367560+1 is prime! (926672 decimal digits) Time : 1416.911 sec.
S332 become 2 k base :)
pepi37 is offline   Reply With Quote
Old 2018-02-18, 14:46   #641
KEP
Quasi Admin Thing
 
KEP's Avatar
 
May 2005

2×3×7×23 Posts
Default

Quote:
Originally Posted by pepi37 View Post
31*332^367560+1 is prime! (926672 decimal digits) Time : 1416.911 sec.
S332 become 2 k base :)
Congrats Pepi!
KEP is offline   Reply With Quote
Old 2018-02-18, 16:39   #642
gd_barnes
 
gd_barnes's Avatar
 
May 2007
Kansas; USA

101000101000112 Posts
Default

Quote:
Originally Posted by pepi37 View Post
31*332^367560+1 is prime! (926672 decimal digits) Time : 1416.911 sec.
S332 become 2 k base :)
Nice find!
gd_barnes is offline   Reply With Quote
Old 2018-02-18, 17:07   #643
pepi37
 
pepi37's Avatar
 
Dec 2011
After milion nines:)

23·181 Posts
Default

Quote:
Originally Posted by gd_barnes View Post
Nice find!
Thanks Gary & KEP

Last fiddled with by pepi37 on 2018-02-18 at 17:07
pepi37 is offline   Reply With Quote
Old 2018-03-25, 20:55   #644
MisterBitcoin
 
MisterBitcoin's Avatar
 
"Nuri, the dragon :P"
Jul 2016
Good old Germany

811 Posts
Default

Code:
5854146*15^428616-1 may be prime, trying to compute gcd's

U((N+1)/5) is coprime to N!
5854146*15^428616-1 is prime! (504099 decimal digits, P = 4)  Time : 2336.432 sec.

Double-check done, submitted into Top5000-list.
MisterBitcoin is offline   Reply With Quote
Old 2018-03-25, 23:01   #645
pepi37
 
pepi37's Avatar
 
Dec 2011
After milion nines:)

101101010002 Posts
Default

Quote:
Originally Posted by MisterBitcoin View Post
Code:
5854146*15^428616-1 may be prime, trying to compute gcd's

U((N+1)/5) is coprime to N!
5854146*15^428616-1 is prime! (504099 decimal digits, P = 4)  Time : 2336.432 sec.
Double-check done, submitted into Top5000-list.
Congratulations!
pepi37 is offline   Reply With Quote
Old 2018-05-12, 18:19   #646
rebirther
 
rebirther's Avatar
 
Sep 2011
Germany

1011001001102 Posts
Default

not posted yet...

134894*151^183429-1 found by Deltik (399693 digits)
348408*151^183876-1 found by Ralfy (400668 digits)
178368*151^185090-1 found by corris (403313 digits)
258942*151^185970-1 found by Ralfy (405230 digits)
104960*151^189665-1 found by grcpool.com (413281 digits)
39614*151^190018-1 found by 4bc3 (414050 digits)
104960*151^190034-1 found by Ralfy (414085 digits)
65360*151^192163-1 found by Ralfy (418724 digits)
107144*151^193349-1 found by grcpool.com-3 (421309 digits)
176112*151^193747-1 found by mcf2020 (422176 digits)
259410*151^197494-1 found by corris (430341 digits)
53334*151^197789-1 found by grcpool.com (430983 digits)
rebirther is offline   Reply With Quote
Old 2018-05-12, 18:20   #647
rebirther
 
rebirther's Avatar
 
Sep 2011
Germany

2·1,427 Posts
Default

146*447^187198-1 found by Woodles (496135 digits)
146*447^254042-1 found by grcpool.com (673292 digits)
rebirther is offline   Reply With Quote
Old 2018-05-12, 19:20   #648
rebirther
 
rebirther's Avatar
 
Sep 2011
Germany

2×1,427 Posts
Default

269858*151^203101-1 found by Deltik (442558 digits)
93930*151^203583-1 found by MisterStingy (443608 digits)
238758*151^203975-1 found by Theadalus (444463 digits)
176454*151^208611-1 found by Bird-Dog (454564 digits)
293418*151^209141-1 found by grcpool.com-2 (455719 digits)
171588*151^210942-1 found by orbitriber (459643 digits)
146280*151^211496-1 found by grcpool.com (460851 digits)
93930*151^212532-1 found by grcpool.com-2 (463108 digits)
243828*151^213445-1 found by orbitriber (465098 digits)
63428*151^213670-1 found by grcpool.com-3 (465587 digits)
327542*151^214253-1 found by grcpool.com-2 (466858 digits)
262904*151^214927-1 found by Deltik (468327 digits)
137132*151^215769-1 found by grcpool.com-3 (470161 digits)
340020*151^216036-1 found by grcpool.com-2 (470743 digits)
33834*151^219386-1 found by grcpool.com-3 (478042 digits)
315002*151^219911-1 found by pomegranate2 (479187 digit )
331530*151^221876-1 found by wmax (483469 digits)
343464*151^222581-1 found by nealeb4zod (485005 digits)
1614*151^224194-1 found by Ralfy (488517 digits)
283824*151^227580-1 found by tytan15 (495898 digits)
220634*151^231725-1 found by grcpool.com (504929 digits)
273428*151^233164-1 found by grcpool.com (508065 digits)
141068*151^234228-1 found by grcpool.com (510383 digits)
27264*151^234276-1 found by Ralfy (510487 digits)
84114*151^238241-1 found by grcpool.com-2 (519127 digits)
325034*151^240969-1 found by nealeb4zod (525072 digits)
158670*151^241039-1 found by nicola.driutti (525224 digits)
117134*151^246492-1 found by talsit (537106 digits)
179114*151^246711-1 found by Deltik (537583 digits)
rebirther is offline   Reply With Quote
Old 2018-05-12, 19:59   #649
gd_barnes
 
gd_barnes's Avatar
 
May 2007
Kansas; USA

101·103 Posts
Default

A tremendous number of finds by BOINC! Congrats!
gd_barnes is offline   Reply With Quote
Reply



Similar Threads
Thread Thread Starter Forum Replies Last Post
Report top-5000 primes for all k<=1001 gd_barnes No Prime Left Behind 1502 2021-06-22 05:30
Report top-5000 primes for k=1003-3000 gd_barnes No Prime Left Behind 688 2020-04-24 07:31
All top 5000 primes will have the same number of digits in 2014 ;-) Batalov Conjectures 'R Us 10 2013-03-29 01:29
Twenty Oldest Primes on Top 5000 List masser Lounge 9 2008-08-27 12:31
get all the 5000 biggest primes above 100K digits jasong jasong 1 2007-06-09 22:51

All times are UTC. The time now is 09:14.


Tue Jul 27 09:14:50 UTC 2021 up 4 days, 3:43, 0 users, load averages: 1.78, 1.74, 1.63

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2021, Jelsoft Enterprises Ltd.

This forum has received and complied with 0 (zero) government requests for information.

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation.
A copy of the license is included in the FAQ.