| 3864019 | Composite, with 4 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 264 |
| Factored | |
| 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) | 2017-11-11 | kkmrkkblmbrbk | 8BE7E2FEDE00E40B | 4 | 816187 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-12-24 | storm5510 | 8BE7E2FEDE00E40B | 4 | 2647711 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2022-10-05 | Joss | NF-PM1 | B1=3864019, B2=538784400 | | 2022-08-29 | Joss | NF-PM1 | B1=3864019, B2=418454400 | | 2022-03-08 | Joss | NF-PM1 | B1=1000000, B2=147632100 | | 2022-01-28 | Joss | NF | no factor TF: 67-68 | | 2020-09-15 | Joss | NF-PM1 | B1=386401, B2=7728038 | | 2017-12-24 | storm5510 | C-PRP | M3864019/38640191/3840834887/434632585159/3723616005617 : 8BE7E2FEDE00E40B | | 2017-11-11 | kkmrkkblmbrbk | C-PRP | M3864019/38640191/3840834887/434632585159/3723616005617 : 8BE7E2FEDE00E40B | | 2008-09-07 | Will Edgington | F | Factor: 3723616005617 | | 2008-09-07 | Will Edgington | F | Factor: 434632585159 | | 2008-09-07 | Will Edgington | F | Factor: 3840834887 |
|
