Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 92: | \[{6^{92}-1\over5}\] | 7 × 37 × 47 × 139 × 3221 × 6073 × 2259889 × 9564781 × 113958101 × 990000731 × 7505944891<10> × 128407494947883673<18> |