tables > repunit > 21

Base 21 Repunits

Table

Viewing: 526 – 526 << prev next >>

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

* 526: \[{21^{526}-1\over20}\] 2 × 11 × 399761 × 1192779167 × 11959744583<11> × 202742306849<12> × 2751570084945949<16> × [23967225547914696108535367367720964465860583660349946891232834912200046936259509418803006821968488085636412691395523331381603031759144860639818372246631125557297231918536075894589318499186927281871889302187356303413289226516872152254921137617650873648375169773687766063279639715743975489420894815075602848683587<311>] × 9155272073203299717560980886800690786540248810661538666529546512459705928285118819585169580575474545266122582537322269409061686387629979416439666528556257338513606279247912335894461128460818800696760407333309527230534596455978998856398002787759780089913962640129758571956174298509846813149175181914218439647337293117888106917140529<331>

Index range: 526 – 526 << prev next >>