| 2475089 | Composite, with 2 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 150 / 280 |
Estimated T-Level: 22.7 ⓘ TF below 2^70 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 | A479574AEE76D078 | 1 | 1307913 | 5 | 3 | | Factored | PRP without proof (not generated) | 2017-11-29 | storm5510 | A479574AEE76D078 | 1 | 551333 | 5 | 3 | | Verified | Certified Good | 2025-03-24 | feather | A479574AEE76D078 | 2 | 475212 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-03-24 | pilot no more | CERT | Proof certified good | | 2025-03-24 | feather | C-PRP | M2475089/346512460001/32674205392451573928668879 : A479574AEE76D078 Proof Certified Good
Proof Power: 7
| | 2025-03-24 | feather | F-ECM | Factor: 32674205392451573928668879 / ECM curve 13, B1=65185, B2=14405885, Edwards Sigma=626452824819428 | | 2018-09-28 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-11-29 | storm5510 | C-PRP | M2475089/346512460001 : A479574AEE76D078 | | 2017-10-14 | Oliver Kruse | C-PRP | M2475089/346512460001 : A479574AEE76D078 |
|
