tables > repunit > 21

Base 21 Repunits

Table

Viewing: 871 – 871 << prev next >>

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

* 871: \[{21^{871}-1\over20}\] 79 × 269 × 189437 × 1722839 × 516094151 × 324363426169571<15> × 312929837239650768379490219650039<33> × 71028332352256443443129296219339913167<38> × [871459955956438916100648216965822003990858282429253278443235670130781233794622401442210408375144423300415392499095879179695985497153779854052549710229403029586022456430475618653198865577182261672080643224057756073708031772554484484050602706925823476312611702418574354028315254581263644795858798335090872713633921557512383164716796077951270513569389313992125789829904257468289810617352917287719966436517804557466098304243918537755158126296523987664895760199313407180835527855375138311135628208671452475839651444883866205401794588208707540862439506010876775516545669980902114724161791417052193829002130327415533529704112505019743495460258925421311951693978210855600373032556920245693761856050629353614650313909181518251336381183597505801847515656047023576749498730999719042003557215919247539274465477554624520453564017443465562940536906551851114696556980796000613429816846334906629941483518210708832560217755291298528717242693678858380596959429697309136961669952556633593373616722761196462467644958245756386281347979121027416778913543291188439<1041>]

Index range: 871 – 871 << prev next >>