| 3133633 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 270 TF target 264 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 70 / 640 |
Estimated T-Level: 25.5 ⓘ TF below 2^80 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Bob Carpenter | EA29AEA3150E1E02 | 0 | Windows,Prime95,v14,(aka WQ1) | | Factored | 1999-05-23 | Robert Mutschler | EA29AEA3150E1E02 | 1716224 | Windows,Prime95,v17,(aka WT1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | Certified Good | 2025-03-23 | fordobr | 81D76F1377F7A1E7 | 1 | 3049907 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-03-23 | JJC | CERT | Proof certified good | | 2025-03-23 | fordobr | C-PRP | M3133633/577332240862005482462957071 : 81D76F1377F7A1E7 Proof Certified Good
Proof Power: 7
| | 2025-03-23 | fordobr | F-ECM | Factor: 577332240862005482462957071 / ECM curve 27, B1=149570, B2=551335785, Edwards Sigma=6805641742969759 | | 2023-03-02 | Sid & Andy | NF-PM1 | B1=9500000, B2=24374334600 | | 2022-10-28 | mikr | NF | no factor TF: 69-70 | | 2022-10-14 | Joss | NF-PM1 | B1=1040117, B2=1015265790 | | 2022-02-09 | Joss | NF-PM1 | B1=1040117, B2=119912100 | | 2021-07-27 | MadPoo 🙂 | NF | no factor TF: 68-69 | | 2021-04-22 | Zhang Ruichong | NF-PM1 | B1=2800000, B2=120000000 | | 2019-01-07 | TJAOI | NF | no factor TF: 67-68 | | 2018-07-15 | Joss | NF-PM1 | B1=1010117, B2=3030351, E=6 | | 2017-04-17 | Gordon Spence | NF | no factor TF: 66-67 | | 2016-10-01 | Squeeky_Squirrel | NF-PM1 | B1=195000, B2=5460000, E=12 | | 2015-06-14 | Tha | NF | no factor TF: 65-66 | | 2015-02-11 | VictordeHollander | NF | no factor TF: 64-65 | | 2015-02-11 | VictordeHollander | NF | no factor TF: 63-64 | | 2013-01-07 | dbaugh | NF | no factor TF: 62-63 | | 2011-11-10 | markr | NF | no factor TF: 61-62 | | 2011-09-04 | Squeeky_Squirrel | NF-PM1 | B1=105000, B2=2152500, E=6 | | 2009-07-03 | Carsten Kossendey | NF-PM1 | B1=15000, B2=183750 | | 2009-04-13 | S485122 | NF | no factor TF: 60-61 | | 2004-02-07 | -anonymous- | NF-PM1 | B1=2048, B2=204800 | | 2001-05-13 | David Campeau | NF | no factor TF: 1-60 | | 1999-05-23 | bezahar | C-LL | EA29AEA3150E1E02 |
|
