| 20129267 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 270 TF target 269 |
| Factored | |
| P-1 factors | |
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | Certified Good | 2026-06-26 | Jason Lynch | DB80F02083A2CA12 | 3 | 8843303 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2026-06-27 | kkmrkkblmbrbk | NF | no factor TF: 68-70 | | 2026-06-26 | David Newman | CERT | Proof certified good | | 2026-06-26 | Jason Lynch | C-PRP | Proof Certified Good
Proof Power: 8
| | 2026-06-24 | Jason Lynch | F-PM1 | Factor: 31057671167780192205679 / B1=2018000, B2=3925791870 | | 2019-10-09 | TJAOI | F | Factor: 78897469822366976471 | | 2002-05-11 | Joss | F | Factor: 142791227901420751 |
|
