Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 274: | \[{13^{274}-1\over12}\] | 2 × 7 × 1714667341 × 22221138052054464059847263<26> × 252135148303109236253632457534648757143<39> × 315763309485400584429158395865631317867<39> × 9597762522254664012564849620597785692647<40> × 33967064818628105570428371821852312061168411783811040488642021266092993085361339253601985446861169567884880567515689118116178162598657497243307737178361<152> |