| 2318597 | 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 | 128 / 640 |
Estimated T-Level: 26.0 ⓘ TF below 2^81 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 | 363E80F8BB2021EC | 1 | 0 | 1 | 3 | | Factored | PRP without proof (not generated) | 2017-11-23 | storm5510 | 363E80F8BB2021EC | 1 | 1989235 | 1 | 3 | | Verified | Certified Good | 2024-12-31 | JC_Herles | A2D12A341272C2B1 | 2 | 1724442 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2024-12-31 | dnova | CERT | Proof certified good | | 2024-12-31 | JC_Herles | C-PRP | M2318597/1135744628939623/21481801561878760931999 : A2D12A341272C2B1 Proof Certified Good
Proof Power: 7
| | 2024-12-31 | JC_Herles | F-ECM | Factor: 21481801561878760931999 / ECM curve 12, B1=77615, B2=211882125, Edwards Sigma=6537207374162750 | | 2021-04-10 | ViliamF | NF-PM1 | B1=5000000, B2=505000000 | | 2018-02-27 | alpertron | NF-PM1 | B1=500000, B2=15000000, E=12 | | 2017-11-23 | storm5510 | C-PRP | M2318597/1135744628939623 : 363E80F8BB2021EC | | 2017-10-11 | Oliver Kruse | C-PRP | M2318597/1135744628939623 : 363E80F8BB2021EC |
|
