Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 305: | \[{22^{305}-1\over21}\] | 733 × 188369 × 245411 × 13531997 × 1078645984686904783<19> × 182477786660053773085442131722484638881547011413<48> × [14495730145114342083265970074692122314292519701246230953248886931530049853575646284814286405419003135575777247025837951256421726866973674531442586630104539892656115107849489862324135146309875845580102018420114261202927195196238977579397795933524607331602152110744024081278021964813140265029280390900639053731649770578371851<323>] |