Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 245: | \[{27^{245}-1\over26}\] | 112 × 71 × 421 × 491 × 1093 × 4019 × 4561 × 6301 × 8233 × 32341 × 47041 × 51157 × 131713 × 368089 × 1616161 × 87459121 × 2664097031 × 26751945361<11> × 58770727715103776715586741<26> × 254395969103901649521223867932173929<36> × 536827955723741125410788967206335237321<39> × 4430152977536859072181134657493233649089245714747389001639572141363110009421<76> × 7449702173410416084216446349285568452401056773884562504485497217042038452705983594668261<88> |