| 3336899 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 270 TF target 264 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 266 / 280 |
Estimated T-Level: 24.8 ⓘ TF below 2^77 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Thomas Honold | BE71B690DB032B86 | 0 | Linux 32-bit,Prime95,v14,(aka WQ2) | | Factored | 1999-07-04 | A. Kromat | BE71B690DB032B86 | 1161362 | Windows,Prime95,v18,(aka WU1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | Certified Good | 2025-03-31 | fordobr | E11C30BA37B97360 | 1 | 146366 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-03-31 | Tercariol, C. A. S. | CERT | Proof certified good | | 2025-03-31 | fordobr | C-PRP | M3336899/2210495336756203239981143 : E11C30BA37B97360 Proof Certified Good
Proof Power: 7
| | 2025-03-31 | fordobr | F-ECM | Factor: 2210495336756203239981143 / ECM curve 20, B1=138806, B2=367552185, Edwards Sigma=5949779443713667 | | 2023-04-24 | Sid & Andy | NF-PM1 | B1=6300000, B2=22698986310 | | 2022-08-16 | TJAOI | NF | no factor TF: 69-70 | | 2021-07-22 | TJAOI | NF | no factor TF: 68-69 | | 2020-06-27 | mikr | NF-PM1 | B1=4000000, B2=150000000 | | 2018-11-05 | TJAOI | NF | no factor TF: 67-68 | | 2018-08-18 | Joss | NF-PM1 | B1=420000, B2=3360000 | | 2017-03-02 | Gordon Spence | NF | no factor TF: 66-67 | | 2016-03-02 | ramgeis | NF | no factor TF: 65-66 | | 2016-02-23 | Mark Rose | NF | no factor TF: 62-63 | | 2015-02-11 | VictordeHollander | NF | no factor TF: 64-65 | | 2015-02-11 | VictordeHollander | NF | no factor TF: 63-64 | | 2012-11-28 | Squeeky_Squirrel | NF-PM1 | B1=210000, B2=4672500, E=6 | | 2012-08-25 | GrunwalderGIMP | NF | no factor TF: 1-63 | | 2011-10-07 | USAFSS | NF-PM1 | B1=55000, B2=893750, E=6 | | 2011-08-27 | markr | NF | no factor TF: 1-62 | | 2009-07-04 | Carsten Kossendey | NF-PM1 | B1=15000, B2=206250 | | 2009-03-28 | S485122 | NF | no factor TF: 60-61 | | 1999-07-04 | oerwin | C-LL | BE71B690DB032B86 |
|
