Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 212: | \[{22^{212}-1\over21}\] | 5 × 23 × 97 × 107 × 180413 × 359129 × 3157235118397<13> × 465275974034615412397<21> × 8432873783478996906159449<25> × 279553697320395979848008032335324462330605717<45> × 794707274884890838322656596210406344305917819<45> × 87771152616894810297970984729272063407925351348001752175955044947708448929390389394774153029314256820930073119473683009<119> |