Base 9 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 107: | \[{9^{107}-1\over8}\] | 643 × 50077 × 100153 × 229837 × 48965028505045123993421250406516036571557<41> × 4375617272295428356111030724847180250451293<43> |