tables > repunit > 21

Base 21 Repunits

Table

Viewing: 782 – 782 << prev next >>

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

* 782: \[{21^{782}-1\over20}\] 2 × 11 × 47 × 277 × 461 × 599 × 691 × 3911 × 11969 × 19597 × 557567 × 1266841 × 114089969144083169<18> × 168352411361974303<18> × 2215825387044753577<19> × 1502097124754084594737<22> × 51279765725178023276471<23> × 139870566115103282847737<24> × [291021595785239741057873248542163502502476783466211073871427819601722567160784666955043460535517955828935289859521666730662949251195793450805095201154289445210243384688658586309203129972554602499047085043508862695262214160911064963932954309298152817602345931091150000066724069555795312722671298916238951464400343075828781171850949045253174229889018494679262203838764653830612734146605098834243634971652527026040825200026358853692916114193767366346106046492104144683905783813678907007509914202279978661078272265368749109217618186381720565110573775787477134052625114504525612409011909405380148913652324989068122317001408128464645432207855880175500367429492961719294034280196343981880890525552217167325232455270650826796677082509072747395269760853974140855682997523805910541921004580039295152627121333144398999644599069527592251337703349902472698086436387962889621577984976835721<876>]

Index range: 782 – 782 << prev next >>