| 2336251 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 268 TF target 262 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 163 / 640 |
Estimated T-Level: 26.3 ⓘ TF below 2^82 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Mark Crosby | CB86810C372DA0D6 | 0 | Windows,Prime95,v14,(aka WQ1) | | Factored | 1999-05-16 | Oleg V.Cat | CB86810C372DA0D6 | 298883 | OS/2,Prime95,v18,(aka WU7) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-10-12 | Oliver Kruse | 8075490CC1FB45F6 | 1 | 0 | 1 | 3 | | Verified | PRP without proof (not generated) | 2017-11-23 | storm5510 | 8075490CC1FB45F6 | 1 | 879785 | 1 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2021-04-12 | ViliamF | NF-PM1 | B1=5000000, B2=505000000 | | 2018-03-18 | alpertron | NF-PM1 | B1=500000, B2=15000000, E=12 | | 2017-11-23 | storm5510 | C-PRP | M2336251/41330859752631188687 : 8075490CC1FB45F6 | | 2017-10-12 | Oliver Kruse | C-PRP | M2336251/41330859752631188687 : 8075490CC1FB45F6 | | 2009-01-21 | S36049 | F-ECM | Factor: 41330859752631188687 | | 2009-01-15 | Sturle Sunde | NF | no factor TF: 60-61 | | 2003-09-21 | -anonymous- | NF-PM1 | B1=2048, B2=204800 | | 1999-05-16 | Oleg V.Cat | C-LL | CB86810C372DA0D6 |
|
