tables > repunit > 20

Base 20 Repunits

Table

Viewing: 307 – 307 << prev next >>

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

* 307: \[{20^{307}-1\over19}\] 1229 × 488363321 × 15147738471379021579<20> × 1542554528643366832586651<25> × [9785247688268287609619546593596899001470348730264180575248073527771638133723643608468390228835968624054044831197429547178579125907602112440484642896127813852576326948022257236884901762336097232457263706046432399227242243505253410013706382159036558438092535458227137856046723208008605036184626027076031601630973045739860612462677103022248831961<343>]

Index range: 307 – 307 << prev next >>