Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 139: | \[{3^{139}-1\over2}\] | 1669 × 5430731 × 115215201111546538317696820901417129607616709798043944747<57> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 139: | \[{3^{139}-1\over2}\] | 1669 × 5430731 × 115215201111546538317696820901417129607616709798043944747<57> |