| 2269889 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 262 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 154 / 640 |
Estimated T-Level: 26.2 ⓘ TF below 2^82 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 |
|---|
| Factored | PRP without proof (not generated) | 2017-10-11 | Oliver Kruse | 6D9825D6D690EFC7 | 1 | 0 | 1 | 3 | | Verified | PRP without proof (not generated) | 2017-10-18 | Oliver Kruse | C113486EC5D958CD | 3 | 413990 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-11-21 | storm5510 | C113486EC5D958CD | 3 | 973799 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2017-11-21 | storm5510 | C-PRP | M2269889/2156394551/980035641145630319/2083621729810905913 : C113486EC5D958CD | | 2017-10-18 | Oliver Kruse | C-PRP | M2269889/2156394551/980035641145630319/2083621729810905913 : C113486EC5D958CD | | 2017-10-11 | Oliver Kruse | C-PRP | M2269889/known_factors : 6D9825D6D690EFC7 | | 2016-04-27 | alpertron | NF-PM1 | B1=500000, B2=15000000, E=12 | | 2016-03-10 | TJAOI | F | Factor: 2083621729810905913 | | 2015-12-13 | TJAOI | F | Factor: 980035641145630319 |
|
