tables > repunit > 21

Base 21 Repunits

Table

Viewing: 636 – 636 << prev next >>

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

* 636: \[{21^{636}-1\over20}\] 22 × 11 × 13 × 17 × 61 × 107 × 421 × 463 × 1697 × 3181 × 8693 × 12721 × 1645094137 × 111803078830519<15> × 14910160703858993<17> × 207612155793974069<18> × 372515213872960388437<21> × 4555268603071594349347155493<28> × 156211149550774441321811821193<30> × 167223466685805761701453712891<30> × 3494212075791575531835909274237181<34> × 2018656483852209137639505692992077007<37> × 75685729452842223963000669830840612177358577<44> × 158879028706827226982727678188557736958029273812511839<54> × 138876454254937405984677776325817472562106222324957308697021557495271802915933293997452682809<93> × 3037451713432474400932625673133295540474905301493126041891458131292584055022708457334022733726545714777036708668750591663639<124> × [64033350253666669429807508613524924517045418861307297689272238686819465264619791383846212698469670890554774144234048335271439017233248015761700910542431537555185149952253852440675989881201782483634620133746319298491952175559068684038386591968733608868519823153225513<266>]

Index range: 636 – 636 << prev next >>