Base 9 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 149: | \[{9^{149}-1\over8}\] | 7451 × 177941761 × 4482722618976860674653013440107317<34> × 6878046306591338324108989767203186713<37> × 46509804063632583432467217805311362636553293639540930405531<59> |