| 2327887 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 262 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 242 / 280 |
Estimated T-Level: 24.3 ⓘ TF below 2^76 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) | 2017-10-11 | Oliver Kruse | 43EE2268AD975457 | 2 | 0 | 1 | 3 | | Factored | PRP without proof (not generated) | 2017-11-23 | storm5510 | 43EE2268AD975457 | 2 | 124228 | 1 | 3 | | Verified | Certified Good | 2025-01-31 | JC_Herles | 9D36B36EAAF9D333 | 3 | 1373471 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-01-31 | Ken | CERT | Proof certified good | | 2025-01-31 | JC_Herles | C-PRP | M2327887/3294515692478743/7040670895363979801/130378717145021589876499034818073 : 9D36B36EAAF9D333 Proof Certified Good
Proof Power: 7
| | 2025-01-31 | JC_Herles | F-ECM | Factor: 130378717145021589876499034818073 / ECM curve 48, B1=78024, B2=211882125, Edwards Sigma=5126477354593670 | | 2021-04-14 | ViliamF | NF-PM1 | B1=5000000, B2=505000000 | | 2018-03-05 | alpertron | NF-PM1 | B1=500000, B2=15000000, E=12 | | 2017-11-23 | storm5510 | C-PRP | M2327887/3294515692478743/7040670895363979801 : 43EE2268AD975457 | | 2017-10-11 | Oliver Kruse | C-PRP | M2327887/3294515692478743/7040670895363979801 : 43EE2268AD975457 | | 2016-09-09 | TJAOI | F | Factor: 7040670895363979801 |
|
