| 2487743 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 116 / 280 |
Estimated T-Level: 22.1 ⓘ TF below 2^68 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 | 79EDEA0C22A84107 | 2 | 1233936 | 5 | 3 | | Factored | PRP without proof (not generated) | 2017-11-29 | storm5510 | 79EDEA0C22A84107 | 2 | 1183112 | 5 | 3 | | Verified | Certified Good | 2025-04-17 | feather | 79EDEA0C22A84107 | 3 | 199488 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-04-17 | 0x | CERT | Proof certified good | | 2025-04-17 | feather | C-PRP | M2487743/16509319312153/3626313042495150793/904673650957585980513888401 : 79EDEA0C22A84107 Proof Certified Good
Proof Power: 7
| | 2025-04-17 | feather | F-ECM | Factor: 904673650957585980513888401 / ECM curve 35, B1=65384, B2=17261376, Edwards Sigma=5350786014448640 | | 2022-08-19 | USAFSS | NF-PM1 | B1=224000, B2=203668920 | | 2017-11-29 | storm5510 | C-PRP | M2487743/16509319312153/3626313042495150793 : 79EDEA0C22A84107 | | 2017-10-14 | Oliver Kruse | C-PRP | M2487743/16509319312153/3626313042495150793 : 79EDEA0C22A84107 | | 2016-05-18 | TJAOI | F | Factor: 3626313042495150793 |
|
