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Search: Posts Made By: Batalov
Forum: Information & Answers 2022-12-06, 01:40
Replies: 61
Views: 6,143
Posted By Batalov
You can search for the specs by yourself -- or...

You can search for the specs by yourself -- or you can let CPU-Z (https://www.cpuid.com/softwares/cpu-z.html) find it for you and show it to you.
Search for "TDP" in the "CPU" tab. It is likely...
Forum: Lounge 2022-12-04, 23:33
Replies: 137
Views: 10,175
Posted By Batalov
Question Did anyone try AI extension of your wordle? ...

Did anyone try AI extension of your wordle?

https://contexto.me/
Forum: Lounge 2022-12-01, 21:27
Replies: 6
Views: 307
Posted By Batalov
I asked CC the same when I first saw the banner. ...

I asked CC the same when I first saw the banner.
But I have not heard back.
Forum: And now for something completely different 2022-11-29, 01:04
Replies: 219
Views: 24,582
Posted By Batalov
Thank you, Robert. :george: The two hack...

Thank you, Robert. :george:
The two hack together cut down the run time by 2/3 in two categories: Cornacchia, is_prime.
The next contender for a 2/3-cut would be probably qroot?
...
...
Forum: YAFU 2022-11-28, 00:26
Replies: 2
Views: 619
Posted By Batalov
.w files are legacy files - the author of the...

.w files are legacy files - the author of the sieve wrote his code in CWEB (Don Knuth's) language (https://manpages.ubuntu.com/manpages/focal/en/man1/cweave.1.html). This language allows to write and...
Forum: Puzzles 2022-11-26, 01:56
Replies: 66
Views: 2,756
Posted By Batalov
Lightbulb Good point, I have not checked. The idea to use...

Good point, I have not checked. The idea to use those k*10^n+1 was a momentary lapse of reason,
I just looked at a few similar ones from UTM top (even with one-digit k values, they have "1", "k"...
Forum: Puzzles 2022-11-25, 19:28
Replies: 66
Views: 2,756
Posted By Batalov
Lightbulb Here's the apparent champion of primes* for which...

Here's the apparent champion of primes* for which all anagrams are composite. It was found by unconnected a few years ago: 68400000000000000000000...0000000000000000001...
Forum: Puzzles 2022-11-21, 04:51
Replies: 66
Views: 2,756
Posted By Batalov
but (2*10^282948-11)/9 i.e. 2....{282947 of...

but (2*10^282948-11)/9 i.e. 2....{282947 of them}...21 is prime. What does it tell you?


Who wrote that?
Forum: Puzzles 2022-11-21, 04:02
Replies: 66
Views: 2,756
Posted By Batalov
You still have to find a prime then it is...

You still have to find a prime then it is trivial.
Have you?
Forum: Msieve 2022-11-21, 01:10
Replies: 6
Views: 491
Posted By Batalov
For your input number, your best hope is ecm.py...

For your input number, your best hope is ecm.py (https://mersenneforum.org/showthread.php?p=617183#post617183) (or you can run ecm (https://members.loria.fr/PZimmermann/records/ecm/devel.html) with...
Forum: PrimeNet 2022-11-21, 01:02
Replies: 2,685
Views: 360,761
Posted By Batalov
Use https://www.mersenne.org/update/ Where...

Use https://www.mersenne.org/update/

Where (which page) did you find the old link? ( https://v5www.mersenne.org/update/ )
Forum: Aliquot Sequences 2022-11-20, 10:52
Replies: 3,717
Views: 471,564
Posted By Batalov
Take 1460460

Take 1460460
Forum: Msieve 2022-11-20, 01:09
Replies: 6
Views: 491
Posted By Batalov
Short answer is you are using the specialized...

Short answer is you are using the specialized tool as a general tool.
msieve if called in commandline like you did will default to QS (quadratic sieve); this is not going to work with a 261-digit...
Forum: Aliquot Sequences 2022-11-18, 22:04
Replies: 1,038
Views: 148,915
Posted By Batalov
Cool 2698194 merged

2698194 (http://factordb.com/sequences.php?se=1&aq=2698194&action=last20&fr=0&to=100) merged with 4800 (http://factordb.com/sequences.php?se=1&aq=4800&action=last20&fr=0&to=100)
Forum: Puzzles 2022-11-18, 04:52
Replies: 66
Views: 2,756
Posted By Batalov
Btw, there is always room for PRP searching (last...

Btw, there is always room for PRP searching (last time I searched for those was a decade ago, so computers are faster now, why not try a couple of series)...



Well, we can say that these will...
Forum: Puzzles 2022-11-18, 00:47
Replies: 66
Views: 2,756
Posted By Batalov
Is this the right thread for it? what does it...

Is this the right thread for it? what does it have to do with anagrams?

Re: "task myself to find prime numbers of the form". It has been done 10-20 years ago. Why waste time?...
Forum: MattcAnderson 2022-11-17, 21:19
Replies: 31
Views: 2,152
Posted By Batalov
Every input is valuable. But all of what you...

Every input is valuable. But all of what you wrote are not anagrams.
Forum: Aliquot Sequences 2022-11-16, 20:09
Replies: 3,717
Views: 471,564
Posted By Batalov
Take 2698194

Take 2698194
Forum: Soap Box 2022-11-16, 18:43
Replies: 564
Views: 36,500
Posted By Batalov
How would I know by whom? - I said Carlos'...

How would I know by whom? - I said Carlos' message wasn't noise, the deaths were real and not fake news and the investigation that then started was real.

Noise is for example "what words Lavrov...
Forum: Soap Box 2022-11-16, 02:46
Replies: 564
Views: 36,500
Posted By Batalov
You probably know that you are way too far in the...

You probably know that you are way too far in the woods, if each of your posts asks for forgiveness in the first line. Nearly no exceptions. "Please forgive me for" saying this, but you are...
Forum: Puzzles 2022-11-16, 02:32
Replies: 66
Views: 2,756
Posted By Batalov
Then all you need is re-read what uau said. He is...

Then all you need is re-read what uau said. He is describing the Poisson distributions (which are an estimate of a large amount of sampling experiments; each specific sampling experiment may be...
Forum: Puzzles 2022-11-15, 16:37
Replies: 66
Views: 2,756
Posted By Batalov
For an n-digit "9..4..9", there are exactly n...

For an n-digit "9..4..9", there are exactly n permutations. For example, for n=10123, there are 10123 permutations.

For an n-digit "9..4..2..9", there are exactly n*(n-1) permutations. For...
Forum: Miscellaneous Math 2022-11-15, 06:09
Replies: 8
Views: 569
Posted By Batalov
Please explain what do you think the word...

Please explain what do you think the word "formula" means.
:pb:
Forum: Puzzles 2022-11-15, 02:46
Replies: 66
Views: 2,756
Posted By Batalov
I did describe this process above.

I did describe this process above.
Forum: Puzzles 2022-11-15, 01:27
Replies: 66
Views: 2,756
Posted By Batalov
Actually, if we move along from using "9" as the...

Actually, if we move along from using "9" as the repeated digit, we can construct arbitrarily large n with two non-matching digits, - the repeated digit has to be not in {1,3,7,9}.

For...
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