Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 137: | \[{3^{137}-1\over2}\] | 4933 × 217629707 × 108081809773839995188256800499141543684393035450350551<54> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 137: | \[{3^{137}-1\over2}\] | 4933 × 217629707 × 108081809773839995188256800499141543684393035450350551<54> |