| 2471149 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 102 / 280 |
Estimated T-Level: 21.8 ⓘ TF below 2^67 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) | 2017-10-14 | Oliver Kruse | A8CA7E1B7A408D36 | 2 | 383515 | 5 | 3 | | Factored | PRP without proof (not generated) | 2017-11-29 | kkmrkkblmbrbk | A8CA7E1B7A408D36 | 2 | 945771 | 5 | 3 | | Verified | Certified Good | 2025-03-24 | Daniil Tsarkov | A8CA7E1B7A408D36 | 3 | 1323296 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-03-24 | ZhiYuan | CERT | Proof certified good | | 2025-03-24 | Daniil Tsarkov | C-PRP | M2471149/825363767/877027504836433/180898319176212724715521 : A8CA7E1B7A408D36 Proof Certified Good
Proof Power: 7
| | 2025-03-24 | Daniil Tsarkov | F-ECM | Factor: 180898319176212724715521 / ECM curve 16, B1=65384, B2=117709515, Edwards Sigma=5187764736980333 | | 2018-09-28 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-11-29 | kkmrkkblmbrbk | C-PRP | M2471149/825363767/877027504836433 : A8CA7E1B7A408D36 | | 2017-10-14 | Oliver Kruse | C-PRP | M2471149/825363767/877027504836433 : A8CA7E1B7A408D36 | | 2014-04-03 | pdazzl | F | Factor: 877027504836433 / TF: 20-51 |
|
