Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 259: | \[{12^{259}-1\over11}\] | 659 × 4943 × 8807 × 3933841 × 13683163257201265013663<23> × 196560666553286126588980353347341<33> × 27061148352191633314197974751800952154655200940479609<53> × 35645102703214109165712745164762903460800311634952771444675027540639368034106265517950241811112299557924640173218129575076343708989777919719479231169613189<155> |