| 8395267 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 268 |
| Factored | |
| P-1 factors | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 82 / 280 |
Estimated T-Level: 21.5 ⓘ TF below 2^66 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) | 2018-10-22 | rucio | A35CCF065979F57D | 1 | 3015020 | 5 | 3 | | Factored | PRP without proof (not generated) | 2020-05-17 | marssystems | A35CCF065979F57D | 1 | 8270273 | 5 | 3 | | Factored | Certified Good | 2022-01-15 | riccardo uberti | A35CCF065979F57D | 2 | 6433419 | 5 | 3 | | Verified | Certified Good | 2022-01-18 | riccardo uberti | A35CCF065979F57D | 3 | 2391825 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2022-02-08 | riccardo uberti | NF-PP1 | Start=6/5, B1=3000000, B2=60000000 | | 2022-02-02 | riccardo uberti | NF-PP1 | Start=2/7, B1=3000000, B2=60000000 | | 2022-01-18 | curtisc | CERT | Proof certified good | | 2022-01-18 | riccardo uberti | C-PRP | M8395267/9418817952641/172119915147278061407/432455051103759012697 : A35CCF065979F57D Proof Certified Good
Proof Power: 8
| | 2022-01-16 | riccardo uberti | F-PM1 | Factor: 432455051103759012697 / B1=3000000, B2=60000000 | | 2022-01-15 | David Ramalho | CERT | Proof certified good | | 2022-01-15 | riccardo uberti | C-PRP | M8395267/9418817952641/172119915147278061407 : A35CCF065979F57D Proof Certified Good
Proof Power: 8
| | 2022-01-10 | TJAOI | F | Factor: 172119915147278061407 | | 2020-05-17 | marssystems | C-PRP | M8395267/9418817952641 : A35CCF065979F57D | | 2018-10-22 | rucio | C-PRP | M8395267/9418817952641 : A35CCF065979F57D |
|
