Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 705: | \[{7^{705}-1\over6}\] | 3 × 19 × 31 × 283 × 2801 × 4231 × 159871 × 5960917 × 13722816749522711<17> × 63681511996418550459487<23> × 179288889398623605197738821<27> × 2812894619735804087343816418261851587705080375647708714001<58> × 285917932930729262773854471418794183208735026049402141999388275408759<69> × 95932320890617893275692373129662298731815782892355053309279163270297790758653791048485352892704401<98> × [151962089906395212960824314010102725334565848545620731469051203047011876263819236285249442311570934585692075051283392536045163820073318493822605778584711845564190555066500521161108643478385380436513038839720662779763257082068023873868825625758920723340921409691486638729121369533451<282>] |