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Search: Posts Made By: hyramgraff
Forum: Factoring 2018-07-25, 03:20
Replies: 888
Views: 70,658
Posted By hyramgraff
There isn't much documentation about how much ECM...

There isn't much documentation about how much ECM work has been done for any given number. I've been posting my progress but I think I'm the only one doing ECM work on numbers without a plan to also...
Forum: Factoring 2018-06-20, 05:53
Replies: 888
Views: 70,658
Posted By hyramgraff
Life has gotten very busy in the last two months...

Life has gotten very busy in the last two months so this update is very overdue. I'm currently running 45 digit ECM on the C130-C139 composites. Estimated time to complete is ~24 days. That should...
Forum: Factoring 2018-06-11, 18:15
Replies: 507
Views: 70,971
Posted By hyramgraff
That's large enough to make it on the list of the...

That's large enough to make it on the list of the top 50 factors: https://members.loria.fr/PZimmermann/records/top50.html
Forum: Factoring 2018-05-30, 14:55
Replies: 507
Views: 70,971
Posted By hyramgraff
I was surprised to find such a large factor with...

I was surprised to find such a large factor with settings optimized for 30 digit factors.


GMP-ECM 6.4.4 [configured with GMP 6.1.0, --enable-asm-redc] [ECM]
Input number is...
Forum: FactorDB 2018-05-17, 18:14
Replies: 4
Views: 3,962
Posted By hyramgraff
There's been a large wall of C100s for quite a...

There's been a large wall of C100s for quite a while (see http://factordb.com/stat_1.php). I'm not surprised that they're factoring into P50*P50.
Forum: Factoring 2018-04-01, 05:02
Replies: 888
Views: 70,658
Posted By hyramgraff
I wanted to give everyone a monthly update on the...

I wanted to give everyone a monthly update on the ECM status of the composites in the t2100 file. I'm still running 35 digit ECM on the C130-C199 composites and I should have that finished in a...
Forum: Factoring 2018-03-24, 07:37
Replies: 888
Views: 70,658
Posted By hyramgraff
I just found a P48 factor for...

I just found a P48 factor for (101691318335746946042200793713846391^7-1) (http://factordb.com/index.php?query=(101691318335746946042200793713846391^7-1)) so I think the C143 that's left should be...
Forum: Factoring 2018-03-20, 05:03
Replies: 888
Views: 70,658
Posted By hyramgraff
Wow, that's great! :tu: How long did it take...

Wow, that's great! :tu:

How long did it take to complete that?
Forum: Factoring 2018-03-18, 05:37
Replies: 25
Views: 3,160
Posted By hyramgraff
Where is the .fb file that procrels is expecting...

Where is the .fb file that procrels is expecting supposed to be created? This looks like where you're having issues with the file not being found.
Forum: Factoring 2018-03-16, 15:04
Replies: 888
Views: 70,658
Posted By hyramgraff
I'm now running 35 digit ECM on the ~3,500 C1XX...

I'm now running 35 digit ECM on the ~3,500 C1XX composites in the t2100 file. I've decided to stop posting all of the full factorizations that I find and to just post factorizations that lead to a...
Forum: Factoring 2018-03-15, 16:20
Replies: 888
Views: 70,658
Posted By hyramgraff
Even though Pascal's site makes it look like the...

Even though Pascal's site makes it look like the t2100 file was last updated in July, it is actually updated fairly frequently. (You can see how the file has evolved by looking at the history of it...
Forum: Factoring 2018-03-12, 02:36
Replies: 888
Views: 70,658
Posted By hyramgraff
Here are two more factorizations: C157 = P40...

Here are two more factorizations:

C157 = P40 * C118 (http://factordb.com/index.php?id=1100000000791317979http://) The resulting composite is now the smallest composite in the t2100 file.

C195 =...
Forum: Factoring 2018-03-09, 20:17
Replies: 888
Views: 70,658
Posted By hyramgraff
I've finished running 25 digit ECM for all...

I've finished running 25 digit ECM for all composites in the t2100 file and now I'm running 30 digit ECM on the ~3,500 C1XX composites.

Here are the last two full factorizations from my 25 digit...
Forum: Factoring 2018-03-02, 17:02
Replies: 888
Views: 70,658
Posted By hyramgraff
Here are three more full factorizations from the...

Here are three more full factorizations from the t2100 file:

C645 = P30 * PRP616 http://factordb.com/index.php?id=1100000000504439446

C575 = P29 * PRP546...
Forum: Factoring 2018-02-28, 02:45
Replies: 888
Views: 70,658
Posted By hyramgraff
Yes, I'm still running ECM with B1=50e3 (25...

Yes, I'm still running ECM with B1=50e3 (25 digits).on all numbers in the t2100 file. I'm running 216 curves per composite which should be optimal for GMP-ECM 6.4.4.

I've finished running ~52,000...
Forum: Factoring 2018-02-26, 18:20
Replies: 888
Views: 70,658
Posted By hyramgraff
Here are four more full factorizations from the...

Here are four more full factorizations from the t2100 file:

C851 = P28 * PRP824 http://factordb.com/index.php?id=1100000000685532095

C839 = P32 * PRP808...
Forum: Factoring 2018-02-22, 16:08
Replies: 888
Views: 70,658
Posted By hyramgraff
Here are two more full factorizations from the...

Here are two more full factorizations from the t2100 file:

C814 = P24 * P791 http://factordb.com/index.php?id=1100000000685526525

C709 = P28 * PRP681...
Forum: Factoring 2018-02-15, 17:40
Replies: 888
Views: 70,658
Posted By hyramgraff
Here are two more full factorizations from the...

Here are two more full factorizations from the t2100 file:

C630 = P28 * PRP603 http://factordb.com/index.php?id=1100000000190232391

C743 = P32 * PRP711...
Forum: Factoring 2018-02-13, 01:10
Replies: 888
Views: 70,658
Posted By hyramgraff
Here are four more full factorizations from the...

Here are four more full factorizations from the t2100 file:

C834 = P29 * P30 * PRP777 http://factordb.com/index.php?id=1100000001079114792

C847 = P23 * PRP824...
Forum: Factoring 2018-02-09, 06:01
Replies: 888
Views: 70,658
Posted By hyramgraff
I just noticed that there are now less than...

I just noticed that there are now less than 65,000 composites in the t2100 file. Great work everyone! :banana:



Also, here's another full factorization from the t2100 file:

C826 = P27 *...
Forum: Factoring 2018-02-05, 04:09
Replies: 888
Views: 70,658
Posted By hyramgraff
Here are two more full factorizations from the...

Here are two more full factorizations from the t2100 file:

C659 = P30 * PRP630 http://factordb.com/index.php?id=1100000000655014354

C862 = P27 * PRP836...
Forum: Factoring 2018-02-02, 03:17
Replies: 888
Views: 70,658
Posted By hyramgraff
Here are two more full factorizations from the...

Here are two more full factorizations from the t2100 file.

C532 = P32 * PRP501 http://factordb.com/index.php?id=1100000000438624599

C653 = P33 * PRP621...
Forum: Factoring 2018-01-30, 01:56
Replies: 888
Views: 70,658
Posted By hyramgraff
I'm continuing my attempt to run ECM with B1=50e3...

I'm continuing my attempt to run ECM with B1=50e3 (25 digits) on all numbers in the t2100 file. With six cores devoted to this I'm still finding about ten factors per day. Today that included this...
Forum: Factoring 2018-01-23, 17:09
Replies: 888
Views: 70,658
Posted By hyramgraff
One more full factorization: C150 = P8 * P10...

One more full factorization:

C150 = P8 * P10 * P21 * P56 * P57 http://factordb.com/index.php?id=1100000001085604962
(I only found the P10 and P21, factordb had the rest)

I'm really surprised...
Forum: Factoring 2018-01-23, 05:49
Replies: 888
Views: 70,658
Posted By hyramgraff
Some of these numbers have certainly been ECM'd...

Some of these numbers have certainly been ECM'd very thoroughly but since I don't have a reliable way of determining which numbers have been tested, I'm testing them all myself. My current mean time...
Showing results 1 to 25 of 33

 
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