| 2593607 | Composite, with 2 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 120 / 280 |
Estimated T-Level: 22.1 ⓘ TF below 2^69 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) | 2017-10-15 | Oliver Kruse | 4DA0084FDA5B1172 | 2 | 1527171 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-12-02 | storm5510 | 4DA0084FDA5B1172 | 2 | 1781972 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2022-09-17 | USAFSS | NF-PM1 | B1=200000, B2=211898610 | | 2022-09-16 | USAFSS | NF-PM1 | B1=120000, B2=90325950 | | 2017-12-02 | storm5510 | C-PRP | M2593607/311232841/378666623 : 4DA0084FDA5B1172 | | 2017-10-15 | Oliver Kruse | C-PRP | M2593607/311232841/378666623 : 4DA0084FDA5B1172 | | 2008-07-14 | George Woltman | F-ECM | Factor: 378666623 |
|
