Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 585: | \[{8^{585}-1\over7}\] | 31 × 73 × 79 × 151 × 271 × 631 × 937 × 35112 × 6553 × 8191 × 23311 × 86113 × 121369 × 262657 × 348031 × 446473 × 1969111 × 29121769 × 2400314671 × 7830118297<10> × 49971617830801<14> × 145295143558111<15> × 571890896913727<15> × 93715008807883087<17> × 339175003117573351<18> × 4242734772486358591<19> × 85488365519409100951<20> × 150832426800173710177<21> × 255375215316698521591<21> × 134304196845099262572814573351<30> × 2728334536034592865339299805712535332071<40> × 559791068131697034376217936561708451475280017605178661418575551<63> × 25006596829256741460214169653933852849128490077459890197421900490545433220443136638425782879171530372521984642165350019685875922245867185516694881<146> |