tables > repunit > 21

Base 21 Repunits

Table

Viewing: 283 – 283 << prev next >>

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

* 283: \[{21^{283}-1\over20}\] 18531407 × [416027481357294755758051628053364133217830985157476476830460518418827785571850966561525696637985482187254290043902335186025378202112928570751987459071135382067890612976868493379967442337777402179175204421800371245807701167327631219329927868961443645287959934902906645464222134889335533984692398648386882431762727734910845126111240202279987783341436745105353650307449<366>]

Index range: 283 – 283 << prev next >>