Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 437: | \[{22^{437}-1\over21}\] | 4463 × 45943 × 341203 × 82590379 × 1323064018651<13> × 60575166785239<14> × 97404596002423<14> × 115076187053341<15> × 1823918018779017917620213<25> × [218906160192557849020581738141261108750011847122045893612147488391619393382488078029311383619669939299990308947516404268262671109924717577173802170165671043706253846451315372649135299613297962123371717014292210462037828475601405031878608817571852673343785653802508859468045855744398561292472842272223633167872265988477537472055639289039500612122905854649835019966003539206987348452960612325893045276959706589646944058347082650679890454586730565165612297531758489345805101044021125246977<486>] |