tables > repunit > 21

Base 21 Repunits

Table

Viewing: 505 – 505 << prev next >>

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

* 505: \[{21^{505}-1\over20}\] 5 × 40841 × 2782147 × 5766091 × 322064357 × 9169578247930711724838223927<28> × 36945809153030964318516966609973698395187560924157000812220580201578519173448190367<83> × [7354085941673873856141565707482863352683397350073994907815727973096442202909372903285839430195419739766977493329202531802934527231772136800368741416293087952165438266705505710166518714512872445022163163894934331692189779752382049270922643120215293927400107722354109076206456525070418800589764560727350307400784086640607402850505143548179430608061800501727000643365093468538353922102569692590961882418218928479522682538140033935190050004656597305423942201562691941274949422124585378515201300134717877132582291334263907256434444001<529>]

Index range: 505 – 505 << prev next >>