Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 515: | \[{11^{515}-1\over10}\] | 5 × 1031 × 3221 × 24103 × 37723802531<11> × 88761056491<11> × 4015942657305851<16> × 995301206162659155091<21> × 20267747136615386578739143471095264354508796953272082700055339846745091<71> × [191230396238521080405331051423392351489477601220091345705058353543803657916842180748371542310131006860736231551827071043489676491767743703938678849296470154048955896413055211459919417456797106331450772950215220053634865172733926026259451789613726737101499899564440960889483763141636183259990613259693209070752917488738349257951940799593870485561239894348844521474237145713985596755291885994723471<396>] |