| 4444091 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 265 |
| Factored | |
| P-1 factors | | Date | Factors | B1 | B2 |
|---|
| 2021-11-25 | No new factors discovered | 59000 | 59000 |
|
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 3 / 280 |
Estimated T-Level: 20.1 ⓘ TF below 2^62 is very unlikely to find new factors due to ECM effort. |
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-11-17 | Oliver Kruse | E82C97BCF8D4D7D1 | 3 | 3607686 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-12-31 | kkmrkkblmbrbk | E82C97BCF8D4D7D1 | 3 | 3132387 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2022-08-20 | USAFSS | NF-PM1 | B1=270000, B2=139635210 | | 2021-11-25 | ANONYMOUS | F-PM1 | Factor: 1809798096458971047321927127 / B1=59000 | | 2021-05-17 | Numberwang | F-PM1 | Factor: 1809798096458971047321927127 / B1=23000 | | 2019-09-06 | Kriesel | NF | no factor TF: 64-65 | | 2019-09-06 | Kriesel | NF | no factor TF: 63-64 | | 2017-12-31 | kkmrkkblmbrbk | C-PRP | M4444091/8888183/319974553/636358278473 : E82C97BCF8D4D7D1 | | 2017-11-17 | Oliver Kruse | C-PRP | M4444091/8888183/319974553/636358278473 : E82C97BCF8D4D7D1 | | 2008-09-07 | Will Edgington | F | Factor: 636358278473 | | 2008-09-07 | Will Edgington | F | Factor: 319974553 |
|
