tables > repunit > 20

Base 20 Repunits

Table

Viewing: 818 – 818 << prev next >>

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

* 818: \[{20^{818}-1\over19}\] 3 × 7 × 4909 × 8999 × 179360156936179<15> × 25705392373785706431621571<26> × [16771432595993868352774937294402718520596695615923404646328613612084983818200202501212730643342675932746833472247591021055360070914664101995300986107523117416435680919361691787941890115311256037633285663495068870524565948928502051927116514225321632403517536031353648908663215633325246546030130765829266084863562221123879381599063281265072178158226294761501220539189945476219389477877547109196210226098420321706725172867826226271624965736702059746520034910466292745889281304863829268369931<488>] × [128249564704332877213265296594742608780452751111036331574590653760227723857309964365778930912069238201474689253950151481585038170900872062004675571593477480623538883877038287305144098788425535217142469128617020244642978397307181173549069250841505883265915859112029411479401294027490808912687095616409122214785282619872149307879599181289953341287625255846889580847617107547847005985119653891297810629650108158969434178234341200322051819301768374899358806468197382843950372978688317861265508444159900668354528611200031041139209809<528>]

Index range: 818 – 818 << prev next >>