Report top-5000 primes for all k<=1001 - Page 156

gd_barnes · 2022-11-12, 11:00

667*2^1839205-1 is prime

Luminescence · 2022-11-12, 12:09

Added 134530 : 567*2^2146332-1 (646114 digits)

gd_barnes · 2022-11-14, 23:48

705*2^1840379-1 is prime

Luminescence · 2022-11-15, 05:11

405*2^2152377-1 is Prime!

Seems like this one was reported on the 14th November by the Riesel Prime Search.

gd_barnes · 2022-11-15, 11:48

Quote:

Originally Posted by Luminescence

405*2^2152377-1 is Prime!

Seems like this one was reported on the 14th November by the Riesel Prime Search.

VBCurtis at RPS has searched k=405 on-and-off for many years beginning a little before NPLB was started. Coincidentally he happened to find the prime shortly before you did.

Luminescence · 2022-11-15, 16:51

Quote:

Originally Posted by gd_barnes

VBCurtis at RPS has searched k=405 on-and-off for many years beginning a little before NPLB was started. Coincidentally he happened to find the prime shortly before you did.

Ohhh well, whatever… I have found plenty so far

Added 134542 : 415*2^2153341-1 (648223 digits)
Added 134543 : 537*2^2153392-1 (648239 digits)

Like these two back to back

gd_barnes · 2022-11-16, 05:33

Quote:

Originally Posted by Luminescence

Ohhh well, whatever… I have found plenty so far

Added 134542 : 415*2^2153341-1 (648223 digits)
Added 134543 : 537*2^2153392-1 (648239 digits)

Like these two back to back

Nice run! 2 primes within 45 minutes of each other and 6 primes in < 8 days!

Meanwhile:
713*2^1841166-1 is prime!

gd_barnes · 2022-11-21, 00:26

Max found:
655*2^1843379-1 is prime

Luminescence · 2022-11-22, 08:32

Added 134569 : 453*2^2165267-1 (651813 digits)

gd_barnes · 2022-11-26, 05:46

775*2^1846945-1 is prime

gd_barnes · 2022-11-27, 03:16

Max found:
663*2^1847319-1 is prime

2022-11-15, 05:11	#1709
Luminescence "Florian" Oct 2021 Germany 2·89 Posts	4052^2152377-1 is Prime! Seems like this one was reported on the 14th November by the Riesel Prime Search. Last fiddled with by Luminescence on 2022-11-15 at 05:12*

Similar Threads
Thread	Thread Starter	Forum	Replies	Last Post
Report top-5000 primes here	gd_barnes	Conjectures 'R Us	1061	2023-01-21 20:38
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

2022-11-12, 11:00	#1706
gd_barnes "Gary" May 2007 Overland Park, KS 27042₈ Posts	667*2^1839205-1 is prime

2022-11-12, 12:09	#1707
Luminescence "Florian" Oct 2021 Germany 2×89 Posts	Added 134530 : 567*2^2146332-1 (646114 digits)

2022-11-14, 23:48	#1708
gd_barnes "Gary" May 2007 Overland Park, KS 2·5·1,181 Posts	705*2^1840379-1 is prime

2022-11-21, 00:26	#1713
gd_barnes "Gary" May 2007 Overland Park, KS 10111000100010₂ Posts	Max found: 655*2^1843379-1 is prime

2022-11-22, 08:32	#1714
Luminescence "Florian" Oct 2021 Germany 2·89 Posts	Added 134569 : 453*2^2165267-1 (651813 digits)

2022-11-26, 05:46	#1715
gd_barnes "Gary" May 2007 Overland Park, KS 2×5×1,181 Posts	775*2^1846945-1 is prime

2022-11-27, 03:16	#1716
gd_barnes "Gary" May 2007 Overland Park, KS 2×5×1,181 Posts	Max found: 663*2^1847319-1 is prime