tables > repunit > 21

Base 21 Repunits

Table

Viewing: 724 – 724 << prev next >>

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

* 724: \[{21^{724}-1\over20}\] 22 × 11 × 13 × 17 × 2897 × 124529 × 1036963345337<13> × 21005778223830481<17> × [1266406889677980313220476053773835953419796046224213597929260739974654613406635799188509690943968201606565478367531369760205415982487890464050042089408190460055345398733653999926077148486495441205150859199766273045167734775876106558511922605803140105902605833365095116830572906650709001434695746036691235988700200559913819315891368230153059888381342917986232874160293396651796527596517077430420690228491249748813216829673920703896289592574353566422479937316851642008100502552913555662493346180870536566610250456082381013718874232219385226521253088190448215439469587674775097245095215674485032026450253855275356310839606094904448867044974201674052306371276908078289293201762361658041542537387436578860443806099444134868866999280341698578502712657797958155202668058036924338166284738747131421498406934021267625080548757488112755416187029464195490902083851322322972730397901722628601139418798457993652249450076753277421<916>]

Index range: 724 – 724 << prev next >>