Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 139: | \[{23^{139}-1\over22}\] | 80798477 × 3532723165886359<16> × 55378188028613593353897097943447185279414656782076501579888434867161967158480189<80> × 5481444272300280907082046794647333468065634679129760109650301216859528119558271904119<85> |