Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 108: | \[{6^{108}-1\over5}\] | 7 × 13 × 19 × 31 × 37 × 43 × 73 × 97 × 109 × 163 × 541 × 2467 × 46441 × 55117 × 114967 × 591841 × 171467713 × 883383463 × 623067280651<12> × 932461936453<12> |