tables > repunit > 21

Base 21 Repunits

Table

Viewing: 763 – 763 << prev next >>

(available: 0-999)

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

* 763: \[{21^{763}-1\over20}\] 43 × 631 × 3319 × 256369 × 252649631352967<15> × 243559381356675673<18> × 1075844735830122358017703049625189977667287013021268821502115973717283800539785976074877960131456456976157869419<112> × [233371694377234837957730369285221294381516056838355053516657554774641717658657016084531061121247338693127397585696453353671768095056963583306759979518934667393126836739605020365826235311746990936470179019162115135794153054135108500337196890104867894365202922335092916834083174158364961289363028267926812902099013143562946216562168840873640813998576095534439365834433240091136206027797705237872294571094607420885945925177077507630386911551157171314310677121311693093093843015130766311427592097191185830464864834873806034131826246275726175071229912689970101797466727635052128196041215440903341190964475404770331181858259722723391753290607957415891574827233547407501446349730894170530895321684837405301576050677301686467257468649432706036538864024112883489484909699216291470556310757720248983377268240718288576752424779287187169931415626668777055590813249<852>]

Index range: 763 – 763 << prev next >>