| 34909933 | Composite: proven not-prime with Lucas-Lehmer test No factors below 275 TF target 271 |
| P-1 | | B1 = | 226000 | | B2 = | 337119510 |
|
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 57 / 640 |
Estimated T-Level: 25.4 ⓘ TF below 2^80 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Bad | 2006-04-14 | Kyle Schmidt | 6847F57CC100B983 | 5666653 | Windows,Prime95,v24 final,(aka Wc1) | | Verified | 2015-11-23 | jg5 | A7F509FDC2CBD263 | 22793771 | Windows 64-bit,Prime95,v28.5,build 2 | | Verified | 2015-11-25 | Architects Cubed | A7F509FDC2CBD263 | 11769904 | Linux 64-bit,Prime95,v27.9,build 1 |
|
| History | | Date | User | Type | Result |
|---|
| 2024-06-27 | Ahmed Azhad | NF | no factor TF: 69-70 | | 2023-10-13 | Kriesel | NF-PP1 | Start=103/23, B1=520000, B2=128000000 | | 2023-09-25 | Kriesel | NF-PP1 | Start=6/5, B1=520000, B2=128000000 | | 2023-09-22 | Kriesel | NF-PP1 | Start=2/7, B1=520000, B2=128000000 | | 2023-08-27 | Kriesel | NF-PM1 | B1=226000, B2=337119510 | | 2020-12-12 | -anonymous- | NF | no factor TF: 74-75 | | 2020-03-13 | -anonymous- | NF | no factor TF: 73-74 | | 2019-11-08 | -anonymous- | NF | no factor TF: 72-73 | | 2019-11-08 | -anonymous- | NF | no factor TF: 71-72 | | 2015-11-25 | Architects Cubed | C-LL | A7F509FDC2CBD263 | | 2015-11-23 | jg5 | C-LL | A7F509FDC2CBD263 | | 2014-04-22 | Devin | NF | no factor TF: 70-71 | | 2014-04-20 | Architects Cubed | NF | no factor TF: 69-70 | | 2012-02-13 | Craig Meyers | NF | no factor TF: 67-69 | | 2006-04-14 | Kyle Z Schmidt | C-LL | 6847F57CC100B983 | | 2006-02-15 | Kyle Z Schmidt | NF-PM1 | B1=350000, B2=1837500 | | 2005-10-04 | Team Prime Rib | NF | no factor TF: 1-67 |
|
