Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 559: | \[{16^{559}-1\over15}\] | 53 × 157 × 173 × 431 × 1613 × 2237 × 2731 × 8191 × 9719 × 101653 × 500177 × 2099863 × 830182081 × 3180000071 × 326667346721<12> × 1759217765581<13> × 2932031007403<13> × 12553986510209<14> × 101119526079159121<18> × 56895628984182809549<20> × 14158756473293001559237<23> × 16404229182321439707977<23> × 33715476283025803700130451<26> × 637467768535882654780280209<27> × 537267160555901894919756929016169673<36> × 9215285895065526291256518741915902569<37> × 574834143264904905790070036016148694273021<42> × 154652766105719612924981569723791457696288381889353657181<57> × 433869082773756151149258396486533289254338302525532881699681864965988739409<75> × 59421461573850504006982847948661818814805487210212023402297579182507736713009<77> × 893727031418219528215703263500245746111426327976710088873802347504988954469046303695621351442273545673249<105> |