tables > repunit > 21

Base 21 Repunits

Table

Viewing: 887 – 887 << prev next >>

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

* 887: \[{21^{887}-1\over20}\] [32172472129074211889444852364338783177420251371650292246696602721230777382214153907157657023812894238370379765719280525822467517303075442714809219265258412057817540541919326470869350610261031470131650584482267509666921834183949542170031877990001113571900393987423113783195563815102989375136254443454566940916773072682674904654682335314180998782383981881847768524948483592611634319496169904051647589482010977052493951630769740477097119668544621227812503094686059095693747233278788380091776063072452571346907580584431359944812226241155287896502873535391071336809894353068527054712324097619892562057045267635103224216681381489862837113091410210140719573761175189357344673596095440673171304283866911973462910156195526814183516215080948682674971335539461710517109685376249509326680357020524360432470195363290663758183146043551633410217752155953231958620208660941851982815932097827293240463992397904130586730023673741701783070141178916422301546467910888604496436397889792511167062051390163655153743596677799497787091991385531411741621071216113812073629476537812078922299182812154048335136024599287635777739269885359852043996797698565929109696049554415934933074622910533162377707<1172>]

Index range: 887 – 887 << prev next >>