Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 511: | \[{16^{511}-1\over15}\] | 29 × 43 × 113 × 127 × 293 × 439 × 1753 × 6133 × 9929 × 136949 × 2298041 × 3191707 × 10435643 × 15212471 × 38780813 × 58775221 × 1253161372513<13> × 2028060820549<13> × 9361973132609<13> × 649301712182209<15> × 1795918038741070627<19> × 44523886942460772001<20> × 9444732965601851473921<22> × 22310863847225018142861783673497419<35> × 29673421931954761522736935889142708934673077<44> × 144780974187086260903935034761413745643636578290924150417<57> × 498905117043694516642621535114344067442559066124504501336606929<63> × 2537599745025519134156761164267591913521835535529224725592538658153<67> × 252034617015131423595449410423536569489098076053355833574552632139920437893909<78> × 4225138482725157825742026333221418246391395329817731277634892391765103250127013340575793441<91> |