Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 423: | \[{27^{423}-1\over26}\] | 109 × 433 × 757 × 1223 × 8209 × 21997 × 55837 × 57529 × 5112661 × 27115993 × 35675821 × 96656723 × 161969595577<12> × 2031161085853<13> × 165301473942399079669<21> × 150206788437786633528031022185602934732321999020507857452618476369842704519494225948605233555611902905421761<108> × [113861484796230159949837923728510704490418960453087830589301858122067307723435736328267840137076131442153483316377235900563055811846878445269368129837476513252931655436445442849268740894023071445922426151552502131286466184112954614497636537849773572684495796763465889595807932056864597779362904056335611708687985065422865643195694467669542554919555362330106334678947809599722540249544440555188409<396>] |