Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 522: | \[{8^{522}-1\over7}\] | 34 × 19 × 59 × 73 × 233 × 523 × 1103 × 1567 × 2089 × 4177 × 87211 × 262657 × 3033169 × 6929826139<10> × 12745935523<11> × 9857737155463<13> × 96076791871613611<17> × 3453412901832690553<19> × 33563856450515702761<20> × 602999957032279571271592229136193<33> × 1345967414522954303164296915490846371433<40> × 328017025014102923449988663752960080886511412965881<51> × 44367700674110561467213850972770293767462491307345678065875601<62> × 41100578385770666334376636934095140722443159255961483460436653394844713097287<77> × 92795427326706862163193643806041725736672663017751811620361610403349054728021467<80> |