| 7160743 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 269 TF target 267 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 6 / 280 |
Estimated T-Level: 20.1 ⓘ TF below 2^62 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Bad | 1999-07-12 | Dallman Ross | D8953FC949D7EAAD | 7130317 | Windows,Prime95,v18,(aka WU1) | | Factored | 2002-10-07 | Larry Overbeck | 2CBB7149F4B08482 | 2803759 | Windows,Prime95,v19,NT service,(aka WV5) | | Factored | 2002-12-02 | Ars Technica Team Prime Rib | 2CBB7149F4B08482 | 5819608 | Windows,Prime95,v22,(aka WY1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2020-05-17 | Luigi Morelli | 1ADDC0CB91FCF311 | 1 | 2055524 | 5 | 3 | | Verified | PRP without proof (not generated) | 2020-05-17 | pew | 1ADDC0CB91FCF311 | 1 | 4177544 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-10-06 | Sid & Andy | NF-PM1 | B1=2600000, B2=4510734690 | | 2020-05-17 | pew | C-PRP | M7160743/395145032859430051193 : 1ADDC0CB91FCF311 | | 2020-05-17 | Luigi Morelli | C-PRP | M7160743/395145032859430051193 : 1ADDC0CB91FCF311 | | 2020-05-15 | TJAOI | F | Factor: 395145032859430051193 / TF: 68-69 | | 2018-07-27 | ramgeis | NF | no factor TF: 67-68 | | 2016-10-25 | Gordon Spence | NF | no factor TF: 66-67 | | 2015-06-21 | VictordeHollander | NF | no factor TF: 65-66 | | 2014-02-05 | lycorn | NF | no factor TF: 64-65 | | 2014-02-02 | Nesowa | NF | no factor TF: 63-64 | | 2012-07-23 | Squeeky_Squirrel | NF-PM1 | B1=135000, B2=2902500, E=6 | | 2004-03-26 | Sturle Sunde | NF | no factor TF: 1-63 | | 2002-12-02 | Team Prime Rib | C-LL | 2CBB7149F4B08482 | | 2002-12-02 | Team Prime Rib | NF-PM1 | B1=45000, B2=720000, E=4 | | 2002-10-07 | Larry Overbeck | C-LL | 2CBB7149F4B08482 | | 1999-07-12 | dman | C-LL | D8953FC949D7EAAD | | 1999-05-09 | -anonymous- | C-LL | 5F4F596E500801__ | | 1998-08-16 | -anonymous- | NF | no factor TF: 1-62 | | 1998-06-20 | -anonymous- | NF | no factor TF: 1-61 |
|
