tables > repunit > 21

Base 21 Repunits

Table

Viewing: 197 – 197 << prev next >>

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

197: \[{21^{197}-1\over20}\] 70921 × 75516500531<11> × 2801266063501624207252587937586292184869137949929543308468616758513350857533432103638984523592404006364024997807103917931586777142464895752613524125800561317330000055986365525696923877580804280154540174026359787662675588866468373568035545500967<244>

Index range: 197 – 197 << prev next >>