Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 620: | \[{6^{620}-1\over5}\] | 5 × 7 × 11 × 37 × 101 × 241 × 311 × 5333 × 6781 × 27901 × 50221 × 372201769081<12> × 3559267608341<13> × 49744740983476472807<20> × 208210289142572055121<21> × 56112296349610045406881<23> × 189491931189200021056951<24> × 73925704213704945236169449354196288841<38> × 47552767764994953232854569779888803761183529901<47> × 37691681996997906848396495199991445129214809531978987311<56> × 2686345232069105360022926492125783168511035955840811134515391<61> × 200381538963661715834366276498131977304588237015157870657015992964819202812818144941004517907938264265868718847096910826094128000517263563148821<144> |