Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
171: | \[{13^{171}-1\over12}\] | 32 × 61 × 1609669 × 10692289 × 12865927 × 796956375829<12> × 9468940004449<13> × 1707914176047127<16> × 11579626908585447176195979823<29> × 14654187650846568795703728901<29> × 9559892951933223330159738874863978772165491435057800554092368852282881<70> |