mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 29
Search took 0.01 seconds.
Search: Posts Made By: paulunderwood
Forum: Riesel Prime Search 2020-03-03, 10:27
Replies: 1,944
Views: 161,416
Posted By paulunderwood
This is not strictly a Riesel Prime Search prime...

This is not strictly a Riesel Prime Search prime which have b=2 and k<300 (?). Nevertheless, it is a great achievement by CRUS.
Forum: Riesel Prime Search 2020-03-01, 23:58
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Yep! Here is another, this one with 2,058,738...

Yep! Here is another, this one with 2,058,738 digits, 69*2^6838971-1

https://primes.utm.edu/primes/page.php?id=130718

:party:
Forum: Riesel Prime Search 2020-02-19, 23:01
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats! Have you been testing k=25 for a solid...

Congrats! Have you been testing k=25 for a solid 11 years, or instead picked it up again recently? :unsure:
Forum: Riesel Prime Search 2020-02-08, 02:12
Replies: 1,944
Views: 161,416
Posted By paulunderwood
https://primes.utm.edu/primes/home.php

https://primes.utm.edu/primes/home.php
Forum: Riesel Prime Search 2020-02-06, 12:49
Replies: 1,944
Views: 161,416
Posted By paulunderwood
----- -------------------------------- -------...

----- -------------------------------- ------- ----- ---- --------------
rank description digits who year comment
----- -------------------------------- ------- -----...
Forum: Riesel Prime Search 2020-02-06, 02:47
Replies: 1,944
Views: 161,416
Posted By paulunderwood
69*2^6639971-1...

69*2^6639971-1 (https://primes.utm.edu/primes/page.php?id=130384) is prime! (1998833 decimal digits) Time : 2777.921 sec.

This prime has taken many years for Vincent and me to find, but, oh boy,...
Forum: Riesel Prime Search 2020-01-19, 19:12
Replies: 1,944
Views: 161,416
Posted By paulunderwood
:w00t:

:w00t:
Forum: Riesel Prime Search 2019-10-06, 05:20
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats :banana: :banana:

Congrats :banana: :banana:
Forum: Riesel Prime Search 2019-01-08, 10:20
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats on your 11th mega-prime find :smile:

Congrats on your 11th mega-prime find :smile:
Forum: Riesel Prime Search 2018-06-26, 05:04
Replies: 1,944
Views: 161,416
Posted By paulunderwood
It is now. Congrats! :toot: Your...

It is now. Congrats! :toot:



Your perseverance paid off!
Forum: Riesel Prime Search 2018-06-25, 19:46
Replies: 1,944
Views: 161,416
Posted By paulunderwood
:banana: :banana: Congrats to Michael aka...

:banana: :banana:

Congrats to Michael aka VBCurtis on finding the 2,057,890 digit prime, 127*2^6836153-1:

http://primes.utm.edu/primes/page.php?id=125404

For how long have you been testing...
Forum: Riesel Prime Search 2017-08-05, 15:23
Replies: 1,944
Views: 161,416
Posted By paulunderwood
There seems to be a discrepancy: ...

There seems to be a discrepancy:

http://primes.utm.edu/primes/page.php?id=123806&deleted=1
Forum: Riesel Prime Search 2016-09-29, 10:34
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats :banana: :banana:

Congrats :banana: :banana:
Forum: Riesel Prime Search 2016-04-15, 11:52
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Efficiently, you sieve, then you use LLR. I am...

Efficiently, you sieve, then you use LLR. I am not sure about which sieve to use :smile:

If you are bent on finding a mega-prime, start with testing those.

(mods please feel free to detach this...
Forum: Riesel Prime Search 2016-04-14, 10:17
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats :banana:

Congrats :banana:
Forum: Riesel Prime Search 2016-02-24, 00:22
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats on your second megaprime...

Congrats on your second megaprime (http://primes.utm.edu/primes/page.php?id=121266): 13 · 2^3675223 - 1 :party:
Forum: Riesel Prime Search 2016-02-19, 00:05
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats :smile:

Congrats :smile:
Forum: Riesel Prime Search 2015-07-12, 18:40
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats Pepi37 on finding a megaprime, your...

Congrats Pepi37 on finding a megaprime, your first :banana:
Forum: Riesel Prime Search 2014-07-30, 21:12
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats on your bi-mega :toot: It is...

Congrats on your bi-mega :toot:

It is amazing that such a prime was verified in 3.61 hours by CC @ UTM.
Forum: Riesel Prime Search 2014-03-31, 11:06
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Congrats for this immense prime! :toot:

Congrats for this immense prime! :toot:
Forum: Riesel Prime Search 2013-10-15, 22:51
Replies: 1,944
Views: 161,416
Posted By paulunderwood
:party:Ah Yes...

:party:Ah Yes (http://primes.utm.edu/primes/page.php?id=115978). You are not the finder. Congrats to Ivica Kelava and RPS. :party:
Forum: Riesel Prime Search 2013-10-15, 22:27
Replies: 1,944
Views: 161,416
Posted By paulunderwood
Once you have proved it prime with either LLR or...

Once you have proved it prime with either LLR or PFGW, you should submit it to the top5000 (http://primes.utm.edu/bios/submission.php).

Congrats. :banana:
Forum: Riesel Prime Search 2013-07-17, 18:49
Replies: 1,944
Views: 161,416
Posted By paulunderwood
A nice find! :banana:

A nice find! :banana:
Forum: Riesel Prime Search 2013-07-08, 18:02
Replies: 1,944
Views: 161,416
Posted By paulunderwood
My test: PFGW Version...

My test:

PFGW Version 3.7.5.64BIT.20130325.x86_Dev [GWNUM 27.8]

5*2^3264650-1 is 3-PRP! (19927.7290s+0.0022s)

Congrats for your prime, Carlos et al. :cool:
Forum: Riesel Prime Search 2013-07-08, 11:51
Replies: 1,944
Views: 161,416
Posted By paulunderwood
I meant: did you double check it? :smile:

I meant: did you double check it? :smile:
Showing results 1 to 25 of 29

 
All times are UTC. The time now is 10:59.

Thu Apr 9 10:59:36 UTC 2020 up 15 days, 8:32, 1 user, load averages: 1.09, 1.22, 1.28

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2020, 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.