| 2470789 | Composite, with 4 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 171 / 280 |
Estimated T-Level: 23.1 ⓘ TF below 2^72 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) | 2017-10-14 | Oliver Kruse | 5EED2843D8E7CCD1 | 4 | 1332307 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-11-29 | storm5510 | 5EED2843D8E7CCD1 | 4 | 2100992 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2018-09-28 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-11-29 | storm5510 | C-PRP | M2470789/845009839/48323691263/8355753990253433/147962261249722463 : 5EED2843D8E7CCD1 | | 2017-10-14 | Oliver Kruse | C-PRP | M2470789/845009839/48323691263/8355753990253433/147962261249722463 : 5EED2843D8E7CCD1 | | 2015-05-20 | TJAOI | F | Factor: 147962261249722463 | | 2014-08-28 | TJAOI | F | Factor: 8355753990253433 | | 2008-07-14 | George Woltman | F-ECM | Factor: 48323691263 |
|
