| 2466691 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 133 / 280 |
Estimated T-Level: 22.4 ⓘ TF below 2^69 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Robert Friberg | 37FD5EFFB03A1BEC | 0 | Windows,Prime95,v13,(aka WP1) | | Factored | 1999-10-07 | Rod Reed | 37FD5EFFB03A1BEC | 1302106 | Windows,Prime95,v18,(aka WU1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-10-13 | Oliver Kruse | 66F083D88D7EC6ED | 1 | 1303303 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-11-29 | nokno | 049F26523B082E41 | 1 | 0 | 1 | 3 | | Verified | PRP without proof (not generated) | 2017-11-29 | storm5510 | 66F083D88D7EC6ED | 1 | 695189 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-12-04 | kkmrkkblmbrbk | 049F26523B082E41 | 1 | 2128146 | 1 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2018-09-28 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-12-04 | kkmrkkblmbrbk | C-PRP | M2466691/298969135670973698113 : 049F26523B082E41 | | 2017-11-29 | storm5510 | C-PRP | M2466691/298969135670973698113 : 66F083D88D7EC6ED | | 2017-11-29 | nokno | C-PRP | M2466691/298969135670973698113 : 049F26523B082E41 | | 2017-10-13 | Oliver Kruse | C-PRP | M2466691/298969135670973698113 : 66F083D88D7EC6ED | | 2010-03-20 | Wolfgang Fluck | F-ECM | Factor: 298969135670973698113 | | 2009-02-13 | Sturle Sunde | NF | no factor TF: 60-61 | | 2003-10-31 | Team Prime Rib | NF-PM1 | B1=15000, B2=232500 | | 2003-10-14 | -anonymous- | NF-PM1 | B1=2048, B2=204800 | | 1999-10-07 | -anonymous- | C-LL | 37FD5EFFB03A1BEC |
|
