Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 335: | \[{23^{335}-1\over22}\] | 269 × 292561 × 791372638782041<15> × 2152900439563539121<19> × 7297664282215748191<19> × 1186961944534019744118031<25> × 1350722411768113885790624753062895918883814157448379863553859994476957<70> × [43736287386536348565991740260376273015548493923432585026627183738699098799707446658666470757580997927779578126563651177430413925088373723682587688378158582468903022169436864370287728093744558470948487058141938624658548320792882701216676308353922914443384646115057874381683289762292511379746159486312441<302>] |