tables > repunit > 21

Base 21 Repunits

Table

Viewing: 437 – 437 << prev next >>

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

437: \[{21^{437}-1\over20}\] 47 × 19597 × 12061389013<11> × 54921106624003<14> × 139870566115103282847737<24> × 37813895141488163657913606566582289206629816409933277959060673230464861697736718237551950898044054755255747267268447301872859770137077515314231679991271138076879583019479782878297663733360218268429214063158947736135670205555535977209419323313299393408831170501215169793326876500753171716103603716881170630418834495429726798097634897994479271279381755994025222407684752461521757475398815970780576807897901600748651700728654990168000486474345746272175165807760971098627621476170329884504044630470052249844869103144545092061161<524>

Index range: 437 – 437 << prev next >>