Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 255: | \[{19^{255}-1\over18}\] | 3 × 31 × 103 × 127 × 151 × 211 × 307 × 613 × 911 × 104551 × 2460181 × 3044803 × 51624241 × 54474019 × 12299588826871<14> × 99995282631947<14> × 4091790564972909948701<22> × 74657245773488638417876963<26> × 130300340509216473435163662875597224153175277491<48> × 9369073580576985430923635346677414654832281063220210682997979014373666193262806568597672495998206916143384147794176909413255452015300534341857447719431<151> |