| 2337677 | Composite, with 2 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 262 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 150 / 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) | 2017-10-12 | Oliver Kruse | 0B9C81420811E4EA | 1 | 0 | 1 | 3 | | Factored | PRP without proof (not generated) | 2017-11-23 | storm5510 | 0B9C81420811E4EA | 1 | 223982 | 1 | 3 | | Verified | Certified Good | 2024-12-31 | debrouxl | B5B987CCDAA6438C | 2 | 660010 | 5 | 3 | | Verified | Certified Good | 2025-02-01 | Team_Inspector | B5B987CCDAA6438C | 2 | 727803 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-06-08 | JEchanobe | CERT | Proof certified good | | 2025-02-01 | riccardo uberti | CERT | Proof certified good | | 2025-02-01 | Team_Inspector | C-PRP | M2337677/14026063/107032493383457108743039 : B5B987CCDAA6438C Proof Certified Good
Proof Power: 7
| | 2024-12-31 | debrouxl | C-PRP | M2337677/14026063/107032493383457108743039 : B5B987CCDAA6438C Proof Certified Good
Proof Power: 7
| | 2024-12-31 | debrouxl | F-ECM | Factor: 107032493383457108743039 / ECM curve 16, B1=75484, B2=194584005, Edwards Sigma=4631505052003191 | | 2021-04-12 | ViliamF | NF-PM1 | B1=5000000, B2=500000000 | | 2018-03-18 | alpertron | NF-PM1 | B1=500000, B2=15000000, E=12 | | 2017-11-23 | storm5510 | C-PRP | M2337677/14026063 : 0B9C81420811E4EA | | 2017-10-12 | Oliver Kruse | C-PRP | M2337677/14026063 : 0B9C81420811E4EA |
|
