tables > repunit > 21

Base 21 Repunits

Table

Viewing: 820 – 820 << prev next >>

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

* 820: \[{21^{820}-1\over20}\] 22 × 5 × 11 × 13 × 17 × 412 × 83 × 821 × 1231 × 5741 × 16811 × 36901 × 40841 × 185641 × 1766117 × 5271781 × 14122861 × 57279461 × 83218931 × 920421641 × 1768026191 × 15302729711<11> × 17222085343<11> × 153065748541<12> × 914531249431<12> × 52899783148909<14> × 166149756476309<15> × 6278288202391271612613401<25> × [2157834184803726139393590803576756198410203985784647176291450701652324073142899236725456885984222367229735556814249804357904783082154733809268550551147463460461007291508393643158874657219978227321995129280435354204001388212147565451101015560244758123825479028180108994531585608369962837684481080178635535758922237326356806753054846662499801020644708984675597703336927274236802879567882642827174851220465040508556300379332334643071171003846566018382012005793037544992609622054139893676527060660209789405891321119553780762410902848992225835677169077009629112789149972885179766145910656486011999511331870777915969140707589838458980508928832513114615898456115369279392146867977330644182385198447133576236136302924032421229932155735359148002501548960345945474990614465385201323449390470574069504492160480143447595735509243401853565450484217320483965310175296551234362752102740776081168606193213353277<895>]

Index range: 820 – 820 << prev next >>