Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 680: | \[{11^{680}-1\over10}\] | 24 × 3 × 5 × 41 × 61 × 137 × 409 × 3221 × 7321 × 11969 × 13421 × 34511 × 71707 × 264793 × 2218331 × 6180521 × 212601841 × 584916791 × 2481791513 × 9598959833<10> × 641625222857<12> × 739755736441<12> × 14387579997041<14> × 553393500180551<15> × 1120648576818041<16> × 50544702849929377<17> × 3260777957463840456531891601<28> × 160820474504707575972997668648361<33> × 5225808238016771052341582635280201<34> × 85554906358182623545481335980971521<35> × 12520270706155176007034654722092907499983681<44> × 140915955794291381596090868811368536501646742211013295518273711<63> × 225523082265910924158412282931185806144850915752922636170546361<63> × 6144929915994043526102308628601446957631072225827877181549567867956286629673656105193239473957402408304241<106> × 337167859748347222777561179998532708377812654600996704654643458421568736979854068649231705003242110631345757260822439575195113867441<132> |