tables > repunit > base18

Base 18 Repunits

Table

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

* 291: \[{18^{291}-1\over17}\] 73 × 3881 × 8790957895295260211869921<25> × 130958018700810567361260919261914712849<39> × 6682028674792021850499658634432979974620281094975260236296555044282940787318279<79> × [1105441259126770523293212652036616079467890154912541712629324475043214034350971117879990543937258419249898831372606220455299879693945756539921310951818912940015648077671373656708760832168687948433026394548793728169031<217>]

Index range: 291 – 291 << prev next >>