| 332781887 | Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime No factors below 281 TF target 281 |
| P-1 | | B1 = | 2910000 | | B2 = | 63292500 |
|
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Unverified | 2020-09-16 | IIRyskII | 6490E19BD50972__ | 272804809 | Windows 64-bit,Prime95,v28.5,build 2 |
|
| History | | Date | User | Type | Result |
|---|
| 2023-03-04 | Mark Rose | NF | no factor TF: 80-81 | | 2020-09-16 | IIRyskII | C-LL | 6490E19BD50972__ | | 2014-08-19 | kracker | NF-PM1 | B1=2910000, B2=63292500 | | 2014-08-15 | kracker | NF | no factor TF: 79-80 | | 2014-08-11 | kracker | NF | no factor TF: 78-79 | | 2014-08-11 | kracker | NF | no factor TF: 77-78 | | 2014-08-09 | kracker | NF | no factor TF: 76-77 | | 2014-08-09 | kracker | NF | no factor TF: 75-76 | | 2014-08-09 | kracker | NF | no factor TF: 74-75 | | 2014-08-09 | kracker | NF | no factor TF: 73-74 | | 2014-08-09 | kracker | NF | no factor TF: 72-73 | | 2013-04-02 | LaurV | NF | no factor TF: 71-72 | | 2013-02-02 | LaurV | NF | no factor TF: 70-71 | | 2012-07-19 | LaurV | NF | no factor TF: 69-70 | | 2012-04-13 | LaurV | NF | no factor TF: 68-69 | | 2012-03-27 | LaurV | NF | no factor TF: 67-68 | | 2010-11-01 | Architects Cubed | NF | no factor TF: 66-67 |
|
