Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 404: | \[{12^{404}-1\over11}\] | 5 × 13 × 29 × 1213 × 21211 × 20359133179252403<17> × 999105185203320570913016600688374300679389933<45> × 6019356498492461968709300857212448578769718081822008333633<58> × 44376585437740491243643115073310058804985067116083769691305215288274490044481461829581371567<92> × 29712592972530663322830966103003507869876868427444152996133642983728357927973161994894362291830991307<101> × 113261529252675363271118134725087367648364152415598040571443204119369179014023792121898283892433167116380765290709<114> |