| 2049127 | 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 | 112 / 640 |
Estimated T-Level: 25.9 ⓘ TF below 2^81 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Steve Costaras | 94C1BE5D3CB55581 | 0 | Linux 32-bit,Prime95,v13,(aka WP2) | | Factored | | Eric Praetzel | 94C1BE5D3CB55581 | 0 | Windows 16-bit,Prime95,v13,PFA,(aka WP0) | | Factored | 1999-01-29 | Aaron B | 94C1BE5D3CB55581 | 1568761 | Windows,Prime95,v17,NT service,(aka WT5) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2018-09-27 | storm5510 | A527F9491455790E | 1 | 1351871 | 5 | 3 | | Verified | PRP without proof (not generated) | 2018-09-27 | rucio | A527F9491455790E | 1 | 1236225 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2018-09-27 | rucio | C-PRP | M2049127/2775895468088496667577351 : A527F9491455790E | | 2018-09-27 | storm5510 | C-PRP | M2049127/2775895468088496667577351 : A527F9491455790E | | 2018-09-27 | bam | F-ECM | Factor: 2775895468088496667577351 | | 2016-08-10 | Gordon Spence | NF | no factor TF: 66-67 | | 2016-02-23 | Mark Rose | NF | no factor TF: 58-60 | | 2015-11-03 | ramgeis | NF | no factor TF: 65-66 | | 2015-10-06 | Bruno Victal | NF-PM1 | B1=500000, B2=15000000, E=12 | | 2015-04-13 | VictordeHollander | NF | no factor TF: 64-65 | | 2015-04-13 | VictordeHollander | NF | no factor TF: 63-64 | | 2014-10-22 | Joss | NF-PM1 | B1=166323 | | 2013-08-30 | ramgeis | NF | no factor TF: 62-63 | | 2012-02-29 | Sebastian Hornbostel | NF | no factor TF: 61-62 | | 2012-01-06 | Squeeky_Squirrel | NF-PM1 | B1=135000, B2=2868750, E=6 | | 2011-01-04 | Joss | NF-PM1 | B1=50000 | | 2010-12-28 | Joss | NF-PM1 | B1=30000 | | 2009-01-03 | Sturle Sunde | NF | no factor TF: 60-61 | | 2003-01-16 | Mr P-1 | NF-PM1 | B1=25000, B2=425000, E=12 | | 2002-05-05 | Joss | NF-PM1 | B1=2000, B2=2000 | | 2002-04-28 | Joss | NF-PM1 | B1=1000, B2=1000 | | 1999-01-29 | MadPoo 🙂 | C-LL | 94C1BE5D3CB55581 | | 1999-01-10 | MadPoo 🙂 | NF | no factor TF: 1-58 |
|
