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Old 2022-05-16, 08:14   #1607
kruoli
 
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"Oliver"
Sep 2017
Porta Westfalica, DE

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Added 133936 : 325*2^2890955-1 (870267 digits)
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Old 2022-05-18, 04:25   #1608
Chigoma333
 
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"Yuhma"
Mar 2021
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333*2^4846958-1 is prime! (1459083 decimal digits)


My First Prime

Last fiddled with by Chigoma333 on 2022-05-18 at 04:26
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Old 2022-05-18, 04:55   #1609
Luminescence
 
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Added 133945 : 465*2^1847589-1 (556183 digits)
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Old 2022-05-18, 05:02   #1610
gd_barnes
 
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Quote:
Originally Posted by Chigoma333 View Post
333*2^4846958-1 is prime! (1459083 decimal digits)

My First Prime


A HUGE congrats on your first prime and what an extraordinary one it is!

It is the largest prime ever found by NPLB by almost 600,000 digits!! It enters the top-5000 list ranked #303!

I take it by your ID and search effort that 333 is your lucky number.
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Old 2022-05-22, 05:08   #1611
Luminescence
 
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Added 133959 : 429*2^1856373-1 (558827 digits)
Added 133960 : 525*2^1856834-1 (558966 digits)

I also "found" the known prime 435*2^1853363-1 which is already listed in T5k
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Old 2022-05-25, 07:49   #1612
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Max found:
889*2^1715909-1 is prime
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Old 2022-05-25, 10:27   #1613
gd_barnes
 
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321*2^2946654-1 is prime!

My first top-5000 prime on this drive.
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Old 2022-05-26, 06:18   #1614
gd_barnes
 
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They come in pairs...

303*2^2949403-1 is prime!
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Old 2022-05-26, 18:27   #1615
brucemoreg
 
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May 2022

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Smile My 1st prime is Top 5000 :) :) :)

I've only been working on discovering prime numbers since Jan 2021



NPLB port 9000, k=400-600, n=1M-2M
Starting Lucas Lehmer Riesel prime test of 435*2^1857332-1
Using AMD K10 FFT length 128K, Pass1=128, Pass2=1K
V1 = 9 ; Computing U0...done.
435*2^1857332-1 is prime! (559116 decimal digits) Time : 1376.078 sec.
[2022-05-20 06:36:49 PDT] G9000: 435*2^1857332-1 is prime
[2022-05-20 06:36:49 PDT] Total Time: 42:52:56 Total Work Units: 114 Special Results Found: 1
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Old 2022-05-26, 19:48   #1616
gd_barnes
 
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Quote:
Originally Posted by brucemoreg View Post
I've only been working on discovering prime numbers since Jan 2021


NPLB port 9000, k=400-600, n=1M-2M
Starting Lucas Lehmer Riesel prime test of 435*2^1857332-1
Using AMD K10 FFT length 128K, Pass1=128, Pass2=1K
V1 = 9 ; Computing U0...done.
435*2^1857332-1 is prime! (559116 decimal digits) Time : 1376.078 sec.
[2022-05-20 06:36:49 PDT] G9000: 435*2^1857332-1 is prime
[2022-05-20 06:36:49 PDT] Total Time: 42:52:56 Total Work Units: 114 Special Results Found: 1
Congrats on your first top-5000 prime!
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Old 2022-05-27, 06:55   #1617
odicin
 
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Added 133982 : 993*2^1717566-1 (517042 digits) on port 2000
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