tables > repunit > 21

Base 21 Repunits

Table

Viewing: 524 – 524 << prev next >>

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

* 524: \[{21^{524}-1\over20}\] 22 × 11 × 13 × 17 × 263 × 1049 × 37991 × 2470162463 × 5676485189<10> × 21631159404671191468556401<26> × 229027002385831089465739609724278489582787<42> × 13687052074332591601541282383301905745371122445745433886164039445273884190933317364799124290237834799701349135257178899<119> × 739040869084130473305241038432395701395262629456621866219798431117400035338424967437810456788618690223141225464794543410806325743594517895577536723632278304816821397<165> × [486265708501772194212965915209224794944619634061955105594909517620388288140025243705190118494044173137592021193207540106202967840658370539591057545190273709411951463465462661554205851971394339408174439915784359836881567657288566890621295540985487645819202263314456401487763301096540969328584135961485562379509<309>]

Index range: 524 – 524 << prev next >>