mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 648
Search took 0.09 seconds.
Search: Posts Made By: Stargate38
Forum: Aliquot Sequences 2021-04-14, 16:59
Replies: 249
Views: 41,133
Posted By Stargate38
The highest known termination is that of...

The highest known termination is that of 2^82589933 (and by extension (M82589933)^2), and will always be a power of 2 sequence, as 2^n becomes Mn after 1 term. However, that's trivial. Since you're...
Forum: Lounge 2021-03-31, 22:21
Replies: 2
Views: 207
Posted By Stargate38
Question What is the full binary number on the Webby Award trophy?

I've asked this on different sites, but haven't received any replies. Can someone (who's won the award) please tell me what the full binary number is? I did quite a bit of googling before I asked...
Forum: FactorDB 2021-03-13, 22:17
Replies: 464
Views: 69,896
Posted By Stargate38
Anyone else getting "Connection Reset" errors...

Anyone else getting "Connection Reset" errors when submitting factors? It seems to occur with larger numbers more than smaller ones. It even happened when I was submitting a P16 to this number...
Forum: Miscellaneous Math 2021-03-01, 21:21
Replies: 2
Views: 214
Posted By Stargate38
I noticed that the following known Mersenne...

I noticed that the following known Mersenne primes appear in that list:

M3
M5
M7
M13
M17
M19
M31
M127
Forum: Miscellaneous Math 2021-02-28, 17:42
Replies: 32
Views: 1,711
Posted By Stargate38
Since RMLabrador's formula seems to be too...

Since RMLabrador's formula seems to be too slow/useless, I've posted the factors to the DB number I linked to in post #19.
Forum: sweety439 2021-02-25, 21:16
Replies: 1,215
Views: 66,696
Posted By Stargate38
@VBCurtis: You shouldn't be banning people for...

@VBCurtis: You shouldn't be banning people for posting stuff in their blog. As long as the posts are in the blog area, you shouldn't count them towards bans. Seriously, that's what blogs are for....
Forum: Miscellaneous Math 2021-02-24, 18:41
Replies: 11
Views: 649
Posted By Stargate38
M549755813927 is divisible by...

M549755813927 is divisible by 43399809724955419039.
M37778931862957161709643 has no factors <2^110.
M2417851639229258349412433 is divisible by 14507109835375550096474599....
Forum: Miscellaneous Math 2021-02-18, 23:27
Replies: 32
Views: 1,711
Posted By Stargate38
@RMLabrador: Try factoring...

@RMLabrador: Try factoring http://www.factordb.com/index.php?id=1100000002495591425 with your algorithm. I have the factors, but I won't submit them unless your algorithm is proven wrong/too slow.
...
Forum: FactorDB 2021-02-17, 22:48
Replies: 464
Views: 69,896
Posted By Stargate38
Exclamation Can't submit factors via wget

Has anyone else been having trouble submitting factors via Aliqueit/wget?

Resolving factordb.com (factordb.com)... 116.203.33.155
Connecting to factordb.com (factordb.com)|116.203.33.155|:80......
Forum: Factoring 2021-01-30, 01:06
Replies: 512
Views: 84,762
Posted By Stargate38
Red face Another P4x at <t30

Super lucky find from (http://www.factordb.com/index.php?id=1100000002464344921)this number

01/29/21 19:58:08 v1.35-beta @ LAPTOP-ONGC39AN, prp45 = 363663840350383283238303865573198932342477697...
Forum: YAFU 2021-01-28, 17:11
Replies: 492
Views: 63,959
Posted By Stargate38
Strange bug when trying to factor a special-form...

Strange bug when trying to factor a special-form number of 584 digits (I'm only planning on running ECM to t30 or so, hence the "-pretest" flag, and I usually Ctrl+C to stop it at said point):
...
Forum: Lone Mersenne Hunters 2021-01-21, 00:08
Replies: 1,850
Views: 211,263
Posted By Stargate38
TF Result: UID: stargate38/GTX1650,...

TF Result:

UID: stargate38/GTX1650, M4197560041 has a factor: 7284080534216661181663 [TF:31:73:mfaktc 0.21 75bit_mul32_gs]

72.625 bits; k=3*4337*4561*14621
Forum: Science & Technology 2021-01-20, 23:20
Replies: 70
Views: 6,042
Posted By Stargate38
Also, they were searching for aliens (SETI). We...

Also, they were searching for aliens (SETI). We need a replacement telescope.

Off-topic: Why is TommyJ banned? I don't see anything wrong with his posts.
Forum: Lounge 2021-01-20, 23:16
Replies: 389
Views: 52,955
Posted By Stargate38
Could you please un-hyperlink that email (i.e....

Could you please un-hyperlink that email (i.e. put spaces in it)?
Forum: Lounge 2021-01-20, 21:42
Replies: 389
Views: 52,955
Posted By Stargate38
Anyone else get this? Dear Friend, How ...

Anyone else get this?

Dear Friend,

How are you today? Hope all is well with you and your family? I hope this mail meets you in a perfect condition. I am using this opportunity to thank you...
Forum: Lone Mersenne Hunters 2021-01-19, 01:40
Replies: 2
Views: 835
Posted By Stargate38
How do I report results for exponents >10^9?

I did TF on M3608734183, and I can't seem to find a place to submit my results. Primenet doesn't support exponents that big, and I can't find the submit page on mersenne.ca. Anyone know how to report...
Forum: Aliquot Sequences 2021-01-18, 22:03
Replies: 249
Views: 41,133
Posted By Stargate38
Update on that: It had 2^2*3 from i334 to i453,...

Update on that: It had 2^2*3 from i334 to i453, then it lost the 3 and mutated to a downdriver (2*2*3 at i453 -> 2^2*p at i454 -> 2^3*p at i455 -> 2 at i456).
Forum: Aliquot Sequences 2021-01-17, 23:24
Replies: 249
Views: 41,133
Posted By Stargate38
Is this a record or not?

I've never seen 2^2*3 last this long:

Sequence 46*10^28 (http://www.factordb.com/sequences.php?se=1&aq=46*10^28&action=range&fr=334&to=500)

It's usually <20 consecutive terms long, at least on...
Forum: FactorDB 2021-01-17, 16:28
Replies: 464
Views: 69,896
Posted By Stargate38
It appears the DB is down for a full backup. I'm...

It appears the DB is down for a full backup. I'm glad that Syd's doing that, in case the server crashes.
Forum: GPU Computing 2021-01-04, 18:59
Replies: 373
Views: 46,251
Posted By Stargate38
Oops, sorry. I didn't know it was integrated into...

Oops, sorry. I didn't know it was integrated into a public build of LLR.
Forum: GPU Computing 2021-01-04, 18:26
Replies: 373
Views: 46,251
Posted By Stargate38
Why not? Technical limitations, or lack of...

Why not? Technical limitations, or lack of interest? The only reason that I'm asking is because I recently got a new PC with a CUDA-capable GPU, and I want to see if I can speed up my searches with...
Forum: GPU Computing 2021-01-04, 01:14
Replies: 373
Views: 46,251
Posted By Stargate38
What about general numbers of the form k*b^n+/-1?...

What about general numbers of the form k*b^n+/-1? Proth20 only does numbers of the form k*2^n+1, k < 10^8-1). I want to try and find Top 5000 primes with other bases (i.e. b=6, 10, 62, 94, and any...
Forum: GPU Computing 2021-01-03, 17:27
Replies: 373
Views: 46,251
Posted By Stargate38
Could someone please tell me where to get a...

Could someone please tell me where to get a Windows 64-bit build?
Forum: FactorDB 2020-12-31, 22:24
Replies: 5
Views: 1,227
Posted By Stargate38
@Uncwilly: That's M82589933. It just isn't...

@Uncwilly: That's M82589933. It just isn't expressed in the normal way. Proof from PARI/gp:

(17:22) gp > (8^27529977*4-1)-(2^82589933-1)
*** _^s: Warning: increasing stack size to 16000000.
...
Forum: FactorDB 2020-12-30, 22:35
Replies: 5
Views: 1,227
Posted By Stargate38
That would be difficult, as the DB won't directly...

That would be difficult, as the DB won't directly accept Mersenne numbers >M62000000.

EDIT: It's already there: http://www.factordb.com/index.php?id=1100000001257221107
Showing results 1 to 25 of 648

 
All times are UTC. The time now is 12:43.

Tue Apr 20 12:43:26 UTC 2021 up 12 days, 7:24, 0 users, load averages: 2.30, 2.13, 1.93

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.