tables > repunit > 21

Base 21 Repunits

Table

Viewing: 563 – 563 << prev next >>

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

* 563: \[{21^{563}-1\over20}\] 129491 × 1070827 × 25841701 × [35822256938133054607588225111783803541443367007124817768116804497112615279252989439745910462026306995818251852387241471911107167738477257700440274508291740008277131498907783300516344368285473965596692992514802065029334998036187093212030711150378174084391273395174655816319999933746059122079480264946291986502076837714125859544929677335491697358267337806620133257958910259485496794122368959201033652745188472464103844822996105619053854955389405972660953831789445269147734935218062487278501700803842710498302665736708356278723729297583676315970663633837394657570198364680294896909199232855040075093779642101238010532534457595902001460032012766998410334400041443567749541732724519258854361719609549766057759385498947403857663139<725>]

Index range: 563 – 563 << prev next >>