mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 796
Search took 0.10 seconds.
Search: Posts Made By: MattcAnderson
Forum: FactorDB 2021-06-24, 20:34
Replies: 7
Views: 447
Posted By MattcAnderson
In my humble opinion, it would make sense to talk...

In my humble opinion, it would make sense to talk to the maintainers of factordb. Ask them if they want large data transfer of factors. Maybe they have storage space to accept lots more data.
...
Forum: Puzzles 2021-06-24, 00:21
Replies: 7
Views: 834
Posted By MattcAnderson
Thumbs up Hi again all, I am glad my wife bought me...

Hi again all,

I am glad my wife bought me some fun metal hand puzzles.

The solution to these two is just to twist the two pieces.

Regards,
Matt
Forum: MattcAnderson 2021-06-23, 05:37
Replies: 0
Views: 56
Posted By MattcAnderson
Thumbs up animated choice file

Hi again all,

We all make decisions. Every day we decide what to wear, what to eat, and so on.
There is an importance of the concept of choice.

Some of you are familiar with The Drunkard's...
Forum: FermatSearch 2021-06-22, 08:05
Replies: 30
Sticky: Results
Views: 10,427
Posted By MattcAnderson
oops, I reported the same results twice. My...

oops, I reported the same results twice.
My computer continues to calculate and calculate.

More results

no factor for k*2^35+1 in k range: 700P to 710P (95-bit factors) [mmff 0.28...
Forum: Data 2021-06-21, 19:02
Replies: 5
Views: 5,660
Posted By MattcAnderson
factordb data

Hi all,

An integer factorization database exists at factordb.com

In my humble opinion, this database will be more useful if it has more data in it.

Feel free to donate computer power to this...
Forum: MattcAnderson 2021-06-21, 05:01
Replies: 14
Views: 457
Posted By MattcAnderson
Smile Hi again all, Today's favorite mega number...

Hi again all,

Today's favorite mega number starts with 1.7 million. I like those numbers.
And to avoid round numbers, I choose the number 1,712,121.
We see that 1,712,121 = 3 * 17 * 59 * 569....
Forum: Information & Answers 2021-06-20, 03:11
Replies: 5
Views: 222
Posted By MattcAnderson
Welcome to MersenneForum.org birtwistlecaleb...

Welcome to MersenneForum.org birtwistlecaleb !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
glad to have you participating
Forum: Information & Answers 2021-06-19, 02:31
Replies: 4
Views: 275
Posted By MattcAnderson
Welcome to Mersenne Forum...

Welcome to Mersenne Forum !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Best of luck.
It can be fun.
Forum: MattcAnderson 2021-06-19, 00:20
Replies: 5
Views: 210
Posted By MattcAnderson
Thumbs up more Frobenius

Thank you a1call and Dr.Sardonicus for your enthusiastic and helpful comments.

Another example of a two coin problem would be with
a=3 pence and
b=4 pence.

Then

since Frobenius(a,b) = a*b...
Forum: FactorDB 2021-06-18, 21:12
Replies: 1,627
Views: 158,918
Posted By MattcAnderson
Thumbs up Hi again all, Factordb.com has a limit to...

Hi again all,
Factordb.com has a limit to largest input it would take.
I received the error.
Error: Limit of about 10.000.000 digits exceeded

I found an interesting result for a C1,000,000
...
Forum: Information & Answers 2021-06-18, 06:12
Replies: 5
Views: 131
Posted By MattcAnderson
Welcome to MersenneForum...

Welcome to MersenneForum !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

maybe this link will be helpful

https://www.mersenne.org/various/math.php

Regards,

Matt
Forum: MattcAnderson 2021-06-18, 02:11
Replies: 5
Views: 210
Posted By MattcAnderson
Frobenius number

Today I learned,

about the 'coin problem'.
"With only a 2 pence and 5 pence coins, one cannot make 3 pence, but one can make any higher integral amount.

Very interesting

Similarly, with...
Forum: Lounge 2021-06-17, 06:13
Replies: 1,703
Views: 82,165
Posted By MattcAnderson
funny friends usually nice nanny yodel ...

funny

friends usually nice nanny yodel

yodel
Forum: MattcAnderson 2021-06-17, 05:57
Replies: 0
Views: 66
Posted By MattcAnderson
Smile Ryan web page - archaeologist

in Pacific Lutheran University department of Humanities

Donald P. Ryan (https://community.plu.edu/~ryandp/)

I showed him how to code webpages (HTML)

and if I do say so myself, we made some...
Forum: MattcAnderson 2021-06-17, 04:46
Replies: 2
Views: 51
Posted By MattcAnderson
I like that Wayne.

I like that Wayne.
Forum: MattcAnderson 2021-06-17, 03:29
Replies: 2
Views: 51
Posted By MattcAnderson
Forum: MattcAnderson 2021-06-16, 18:52
Replies: 0
Views: 36
Posted By MattcAnderson
Smile remembered songs

Hi again all,

enjoy

Matt
Forum: FactorDB 2021-06-16, 17:57
Replies: 1,627
Views: 158,918
Posted By MattcAnderson
Thumbs up I really enjoy factordb.com It is very...

I really enjoy factordb.com
It is very impressive and can handle 200 digit numbers.

my latest contribution is

66640677780239073397348544449935115508844251925178751602054631202961

<68...
Forum: MattcAnderson 2021-06-16, 07:42
Replies: 1
Views: 169
Posted By MattcAnderson
Here is a list of many algebraic factorization s...

Here is a list of many algebraic factorization s to find cases when
f(n) = n^2 + n + 41 is a composite number.

I used a data table from a Maple calculation to list numbers when f(n) is a...
Forum: MattcAnderson 2021-06-16, 07:09
Replies: 0
Views: 39
Posted By MattcAnderson
Smile divisors summary

Hi again all,

Fun fact for today.

If b has p divisors, then
b also has p-1 proper divisors.

1 counts as a divisor and a proper divisor. I try not to confuse myself. Also, I got a useful...
Forum: Lounge 2021-06-16, 02:01
Replies: 1,703
Views: 82,165
Posted By MattcAnderson
awful any wayward frankfurter under laughter...

awful

any wayward frankfurter under laughter

under
Forum: MattcAnderson 2021-06-15, 17:36
Replies: 1
Views: 77
Posted By MattcAnderson
Thumbs up more on discrete divisors

Hi again all,

I tried to summarize some of my results regarding discrete divisors of a number.
Forum: MattcAnderson 2021-06-15, 16:57
Replies: 4
Views: 147
Posted By MattcAnderson
Now an previously unknown C83 is a P36 times a...

Now an previously unknown C83 is a P36 times a P48

To show

38146669211999441488164746438552634539130258479280936639266759628326547189425577797<83>

134954146509066228002222828521591151<36> ยท...
Forum: MattcAnderson 2021-06-15, 09:08
Replies: 1
Views: 169
Posted By MattcAnderson
prime producing polynomial

See this polynomial

q(n) = n^2 + n + 41

assume n is a positive integer

I once received a standing ovation for a presentation on this topic at a 3 day math conference. It was at Salishan...
Forum: MattcAnderson 2021-06-15, 08:29
Replies: 4
Views: 147
Posted By MattcAnderson
Now a C67 ...

Now a C67

2878189567560747844730239605664433489522492631397317607235068302073

so interesting

and useful in at least 3 millennia as we continue to colonize Mars.

good mathematical trivia
Showing results 1 to 25 of 796

 
All times are UTC. The time now is 04:34.


Fri Jun 25 04:34:02 UTC 2021 up 28 days, 2:21, 0 users, load averages: 1.03, 1.17, 1.41

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.