| 2490023 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 112 / 280 |
Estimated T-Level: 22.0 ⓘ 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 | 6BB2D9513D187EEF | 1 | 1046188 | 5 | 3 | | Factored | PRP without proof (not generated) | 2017-11-30 | storm5510 | 6BB2D9513D187EEF | 1 | 1372624 | 5 | 3 | | Factored | Certified Good | 2023-11-17 | Naegi Makoto | 6BB2D9513D187EEF | 2 | 2121500 | 5 | 3 | | Verified | Certified Good | 2024-11-11 | freiburger | 6BB2D9513D187EEF | 3 | 954948 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2024-11-11 | Ujjwal Chalise | CERT | Proof certified good | | 2024-11-11 | freiburger | C-PRP | M2490023/4980047/2475051318579276333600782849/87945895209561219555401 : 6BB2D9513D187EEF Proof Certified Good
Proof Power: 7
| | 2024-11-11 | freiburger | F-ECM | Factor: 87945895209561219555401 / ECM curve 36, B1=53226, B2=46699380, Edwards Sigma=8809370111895455 | | 2023-11-17 | Chalkey300 | CERT | Proof certified good | | 2023-11-17 | Naegi Makoto | C-PRP | M2490023/4980047/2475051318579276333600782849 : 6BB2D9513D187EEF Proof Certified Good
Proof Power: 7
| | 2023-11-16 | debrouxl | F-ECM | Factor: 2475051318579276333600782849 / ECM curve 37, B1=50000, B2=6650000, Montgomery Sigma=7454522500780522 | | 2019-07-04 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-11-30 | storm5510 | C-PRP | M2490023/4980047 : 6BB2D9513D187EEF | | 2017-10-14 | Oliver Kruse | C-PRP | M2490023/4980047 : 6BB2D9513D187EEF |
|
