| 4603897 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 268 TF target 265 |
| Factored | |
| P-1 factors | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 9 / 280 |
Estimated T-Level: 20.2 ⓘ TF below 2^62 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Guido Stolz | CFE177D29DF965E2 | 0 | Windows,Prime95,v14,(aka WQ1) | | Factored | | Stephen Wood | CFE177D29DF965E2 | 0 | Mlucas,Ernst Mayer,v2.5 and later,(aka E2) | | Factored | 2015-11-14 | MadPoo 🙂 | CFE177D29DF965E2 | 3224839 | Windows 64-bit,Prime95,v26,(aka We4) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-12-01 | storm5510 | 2DF975B36036F31D | 1 | 789072 | 5 | 3 | | Verified | PRP without proof (not generated) | 2018-01-03 | kkmrkkblmbrbk | 2DF975B36036F31D | 1 | 166855 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2018-01-03 | kkmrkkblmbrbk | C-PRP | M4603897/2714100360115072381540876096466201 : 2DF975B36036F31D | | 2017-12-01 | storm5510 | C-PRP | M4603897/2714100360115072381540876096466201 : 2DF975B36036F31D | | 2017-12-01 | Ismo Laitela | F-PM1 | Factor: 2714100360115072381540876096466201 / B1=1988203, B2=61634303 | | 2016-02-23 | Mark Rose | NF | no factor TF: 62-63 | | 2015-11-14 | MadPoo 🙂 | C-LL | CFE177D29DF965E2 | | 2015-07-04 | snme2pm1 | NF | no factor TF: 65-66 | | 2015-01-16 | monst | NF | no factor TF: 64-65 | | 2015-01-15 | Jayder | NF | no factor TF: 63-64 | | 2012-01-19 | Squeeky_Squirrel | NF-PM1 | B1=110000, B2=2035000, E=6 | | 2011-12-09 | GrunwalderGIMP | NF | no factor TF: 1-63 | | 2010-08-08 | markr | NF | no factor TF: 61-62 | | 2009-08-20 | Carsten Kossendey | NF-PM1 | B1=25000, B2=375000 | | 2001-08-18 | -anonymous- | NF | no factor TF: 1-61 |
|
