Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 134: | \[{23^{134}-1\over22}\] | 23 × 3 × 269 × 2152900439563539121<19> × 1350722411768113885790624753062895918883814157448379863553859994476957<70> × 717057151353059039646350309597665532976870802447684392671629642041234787830243215608372027<90> |