Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 885: | \[{5^{885}-1\over4}\] | 11 × 31 × 71 × 181 × 1741 × 198241 × 842521 × 18072629251<11> × 82837467331<11> × 1448181445390051<16> × 21180247636732981<17> × 440656089327907801<18> × 485704102682442915241<21> × 2047572230657338751575051<25> × 340863370420651571324835367261<30> × 6264826343527027047964986594326671<34> × 518296235855705338941070620384184046952751<42> × 282500728032914696042973568098174674481979831<45> × 602569870130356340041301189137914099612705691<45> × 11142214628485169485922225114352330077923536391<47> × 14365640833437852408745701299256005364862514221<47> × 9143444256707232994271136495191669085933295644008088237808891<61> × 137061619852620915177094274095384467046791085513498944625064443282886069129292643393634508780998442226368559938310225638019558654387891<135> |