tables > repunit > 21

Base 21 Repunits

Table

Viewing: 517 – 517 << prev next >>

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

* 517: \[{21^{517}-1\over20}\] 49727 × 227011 × 75042551 × 158545759 × 5298873343<10> × 17513875027111<14> × 9794718038248648833094153<25> × [158374872598792336499193843961457725629749363674629204283567294706014663193412889507190929387783082406439417170172475356513665747774767948307671820623306303220689918338717750510565535075226950207609789111433317990601126900069958943208276547119800544579716591047166027668677887928390976462312991247497557014960462450521482918623917920800533787069675780923139859046213790661045658878129117335561112808804906670466251598489383050630500547075873622889866567132436697877895310965194808946174273071273629045336713071283565817112222303173822523157032007502612414435906392347781521299657044650284797480940441316714601<609>]

Index range: 517 – 517 << prev next >>