tables > repunit > 31

Base 31 Repunits

Table

Viewing: 688 – 688 << prev next >>

(available: 0-999)

Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 688: \[{31^{688}-1\over30}\] 28 × 13 × 17 × 37 × 173 × 409 × 1129 × 38873 × 614729 × 5531521 × 25085030513<11> × 146982701137<12> × 1057802668753<13> × 2337025631729<13> × 123710288494287399090741372553<30> × 3049055684506560663410351046998584180840895763387409<52> × 2428604265313757770804574128250982331185007279645995324037847<61> × 649922096124328220863135765618962771983833603047554688254172753908883650422073164553<84> × [1480581552749388823991389004339863524762315840805184155657262870082769275683339689821689228780854081303775250287947398742074064618881972554143282759231358317896355327022525059292035228231177916564122056333269041086470646374757363981722999713<241>] × [213934045832433749418816145305664980176519385399140753732017156715226514522124277866231658653548689836954335281662391216642552514818308187530508368908202243936984142566053324416371652786745691429003439455150302529829099620576105412708555829412899650178094393589222644050570709560631303200727374839545232327414891469188892192209417635129944523464927466097988527173381871388243662936962940528274696678177074500916776119041571707378812182017492323607290812586159590417056193879625755057<483>]

Index range: 688 – 688 << prev next >>