tables > repunit > 28

Base 28 Repunits

Table

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

* 241: \[{28^{241}-1\over27}\] [215636259258644308495031681040774227454268127355009167931710384459499893403848626288976696936279804748791073938059554817931936823058111177086130743497408261410547009191410556877615644820723026408848627821748237097698568842722773691417300861981469814911685058527948589390023372926917542893289030764931019344782816460000935780751529792413261494494701<348>]

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