Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 273: | \[{6^{273}-1\over5}\] | 43 × 547 × 3433 × 55987 × 760891 × 3143401 × 1822428931 × 1262014275211<13> × 2430143818773217<16> × 48215910563832798697<20> × 1838738460168896001275668872592841923<37> × 311093172628257376513996627655635721132089<42> × 32691487042407712277178996050497506473328659119800001<53> |