Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 193: | \[{6^{193}-1\over5}\] | 748132849 × 3759493321 × 230824001813<12> × 344929902064301<15> × 577701497837906594854943<24> × 2357208362431833497113350311069592229112192349209316891646470119039886792128545253<82> |