| 3622837 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 270 TF target 264 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 150 / 280 |
Estimated T-Level: 22.7 ⓘ TF below 2^70 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Charlie Dorian | 79DD5A9020E82AF3 | 0 | Windows,Prime95,v14,(aka WQ1) | | Factored | | Cornelius Caesar | 79DD5A9020E82AF3 | 0 | Mac,John Sweeney,v1.4,(aka J3) | | Factored | 2015-11-14 | MadPoo 🙂 | 79DD5A9020E82AF3 | 6028 | Windows 64-bit,Prime95,v26,(aka We4) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | Certified Good | 2025-02-07 | fordobr | 663CB307BC7D7D63 | 1 | 1659274 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-02-07 | Chuck | CERT | Proof certified good | | 2025-02-07 | fordobr | C-PRP | M3622837/1632531896491939223503769 : 663CB307BC7D7D63 Proof Certified Good
Proof Power: 7
| | 2025-02-07 | fordobr | F-ECM | Factor: 1632531896491939223503769 / ECM curve 6, B1=116381, B2=275660385, Edwards Sigma=6516083391526927 | | 2024-06-28 | Joss | NF-PM1 | B1=10000000, B2=14919114210 | | 2024-01-19 | Joss | NF-PM1 | B1=2378922, B2=4778283510 | | 2022-01-29 | Gordon Spence | NF | no factor TF: 69-70 | | 2020-10-21 | axn | NF | no factor TF: 68-69 | | 2020-08-10 | axn | NF-PM1 | B1=30000000, B2=1000000000 | | 2020-06-25 | axn | NF-PM1 | B1=30000000, B2=600000000 | | 2018-10-29 | TJAOI | NF | no factor TF: 67-68 | | 2017-05-30 | Joss | NF-PM1 | B1=350000, B2=3500000, E=6 | | 2016-12-23 | Gordon Spence | NF | no factor TF: 66-67 | | 2016-02-23 | Mark Rose | NF | no factor TF: 62-63 | | 2015-11-14 | MadPoo 🙂 | C-LL | 79DD5A9020E82AF3 | | 2015-11-02 | Squeeky_Squirrel | NF-PM1 | B1=175000, B2=4768750, E=6 | | 2015-10-18 | ramgeis | NF | no factor TF: 65-66 | | 2015-01-20 | VictordeHollander | NF | no factor TF: 64-65 | | 2015-01-20 | VictordeHollander | NF | no factor TF: 63-64 | | 2012-06-05 | GrunwalderGIMP | NF | no factor TF: 1-63 | | 2012-01-16 | Squeeky_Squirrel | NF-PM1 | B1=90000, B2=1620000, E=6 | | 2011-05-30 | markr | NF | no factor TF: 1-62 | | 2009-07-06 | Carsten Kossendey | NF-PM1 | B1=20000, B2=245000 | | 2009-03-11 | S485122 | NF | no factor TF: 60-61 |
|
