Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 245: | \[{6^{245}-1\over5}\] | 5 × 71 × 311 × 22541 × 55987 × 6527977 × 37863211 × 1469029031 × 122694573317<12> × 600827908214213<15> × 2379224010784637995808766057150745202903602612255985695841942530943205439073690463791642500775113261862991905364299270445677381<127> |