| 2358779 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 268 TF target 262 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 128 / 640 |
Estimated T-Level: 26.0 ⓘ TF below 2^81 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Chris Smith | 15BAE27D35A89163 | 0 | Linux 32-bit,Prime95,v13,(aka WP2) | | Factored | 1999-03-15 | Sam Robertson | 15BAE27D35A89163 | 96002 | Windows,Prime95,v17,(aka WT1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-10-12 | Oliver Kruse | 406BE8367386F688 | 1 | 1878415 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-11-24 | storm5510 | 406BE8367386F688 | 1 | 300993 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2018-04-27 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-11-24 | storm5510 | C-PRP | M2358779/14362896626040413982607 : 406BE8367386F688 | | 2017-10-12 | Oliver Kruse | C-PRP | M2358779/14362896626040413982607 : 406BE8367386F688 | | 2015-06-13 | guru | F-ECM | Factor: 14362896626040413982607 | | 2015-03-06 | VictordeHollander | NF | no factor TF: 64-65 | | 2015-03-06 | VictordeHollander | NF | no factor TF: 63-64 | | 2014-10-22 | Joss | NF-PM1 | B1=144422 | | 2014-08-07 | Joss | NF-PM1 | B1=117211 | | 2013-12-04 | Jerry Hallett | NF | no factor TF: 62-63 | | 2012-05-30 | Sebastian Hornbostel | NF | no factor TF: 61-62 | | 2011-01-23 | Oscar Östlin | NF-PM1 | B1=90000, B2=1822500, E=6 | | 2010-12-22 | Oscar Östlin | NF-PM1 | B1=75011 | | 2010-11-03 | Joss | NF-PM1 | B1=20000 | | 2009-01-17 | Sturle Sunde | NF | no factor TF: 60-61 | | 2003-09-21 | -anonymous- | NF-PM1 | B1=2048, B2=204800 | | 1999-03-15 | -anonymous- | C-LL | 15BAE27D35A89163 |
|
