| 17683993 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 275 TF target 269 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 1 / 280 |
Estimated T-Level: 20.0 ⓘ TF below 2^61 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | 2003-02-24 | Allen Atwood | 109B546D816A6BAF | 4435391 | Windows,Prime95,v22,(aka WY1) | | Factored | 2006-09-04 | Stephanein Boulet | 109B546D816A6BAF | 14590875 | Windows,Prime95,v24 final,(aka Wc1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | Certified Good | 2025-01-09 | NStorm | 45DFCAB451BDA6EE | 1 | 14369914 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-01-09 | K. Jeong | CERT | Proof certified good | | 2025-01-09 | NStorm | C-PRP | M17683993/4529133862725994149409 : 45DFCAB451BDA6EE Proof Certified Good
Proof Power: 8
| | 2025-01-09 | NStorm | NF-PM1 | B1=1135020, B2=60393060 | | 2025-01-09 | NStorm | NF-PM1 | B1=383842, B2=33219900 | | 2025-01-09 | NStorm | F | Factor: 4529133862725994149409 / TF: 71-73 | | 2025-01-09 | NStorm | NF | no factor TF: 73-75 | | 2021-09-14 | -anonymous- | F | Factor: 4529133862725994149409 / TF: 71-72* | | 2021-09-10 | SRBase | NF | no factor TF: 70-71 | | 2020-11-25 | James Heinrich | NF-PM1 | B1=317000, B2=8806000 | | 2020-04-26 | lycorn | NF | no factor TF: 69-70 | | 2018-03-21 | ramgeis | NF | no factor TF: 68-69 | | 2018-03-21 | ramgeis | NF | no factor TF: 67-68 | | 2016-03-18 | Mark Rose | NF | no factor TF: 65-66 | | 2014-08-25 | Nesowa | NF | no factor TF: 66-67 | | 2006-09-04 | -anonymous- | C-LL | 109B546D816A6BAF | | 2003-02-24 | -anonymous- | C-LL | 109B546D816A6BAF | | 2003-01-09 | -anonymous- | NF-PM1 | B1=285000 | | 2001-10-20 | -anonymous- | NF | no factor TF: 1-65 | | 2001-04-08 | Net_Force | NF | no factor TF: 1-59 | | 2001-02-25 | Net_Force | NF | no factor TF: 1-58 |
|
