| 2364221 | Composite, with 2 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 119 / 640 |
Estimated T-Level: 25.9 ⓘ TF below 2^81 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) | 2017-10-12 | Oliver Kruse | DCC53A71BA061145 | 2 | 1026176 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-11-24 | storm5510 | DCC53A71BA061145 | 2 | 150213 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2018-04-27 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-11-24 | storm5510 | C-PRP | M2364221/1537235407969/96316839199053367 : DCC53A71BA061145 | | 2017-10-12 | Oliver Kruse | C-PRP | M2364221/1537235407969/96316839199053367 : DCC53A71BA061145 | | 2015-04-02 | TJAOI | F | Factor: 96316839199053367 |
|
