| 81468137 | Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime No factors below 276 TF target 275 |
| P-1 | |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Unverified | 2017-08-01 | patgie | F72C4945E8DB0E__ | 4562614 | Windows 64-bit,Prime95,v26,(aka We4) |
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| History | | Date | User | Type | Result |
|---|
| 2020-06-05 | -anonymous- | NF | no factor TF: 75-76 | | 2017-08-01 | patgie | C-LL | F72C4945E8DB0E__ | | 2017-05-19 | PPed72 | NF-PM1 | B1=685000, B2=13357500, E=6 | | 2016-11-06 | TheJudger | NF | no factor TF: 74-75 | | 2016-11-06 | TheJudger | NF | no factor TF: 73-74 | | 2016-09-27 | Judge Hale | NF | no factor TF: 72-73 | | 2016-09-27 | Judge Hale | NF | no factor TF: 71-72 | | 2011-02-23 | steinrar | NF | no factor TF: 70-71 | | 2011-02-23 | steinrar | NF | no factor TF: 69-70 | | 2011-02-23 | steinrar | NF | no factor TF: 68-69 | | 2011-02-23 | steinrar | NF | no factor TF: 67-68 | | 2011-02-23 | steinrar | NF | no factor TF: 65-67 | | 2010-12-13 | Architects Cubed | NF | no factor TF: 64-65 |
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