Base 9 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 185: | \[{9^{185}-1\over8}\] | 112 × 61 × 2221 × 17761 × 18427 × 35521 × 107671 × 146891 × 13097927 × 56737873 × 228082801 × 10322251861<11> × 17189128703<11> × 49804972211<11> × 87841814842081<14> × 4183611889192231<16> × 1654235911196704741<19> × 55223513719943993551<20> × 282595984982093378351221<24> |