tables > repunit > 21

Base 21 Repunits

Table

Viewing: 693 – 693 << prev next >>

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

* 693: \[{21^{693}-1\over20}\] 43 × 67 × 127 × 463 × 631 × 3319 × 4789 × 6427 × 51787 × 572419 × 5894659 × 85775383 × 227633407 × 6225803431<10> × 22125429901<11> × 13030208254603<14> × 17513875027111<14> × 27186384126763<14> × 48916970064271<14> × 782006960636353<15> × 16912366483493251<17> × 100595851688887003<18> × 102176232786629233<18> × 146354764854514987<18> × 3955202198062795629622003<25> × 2665107906066773206783173754096081<34> × 39824892937303186001525100993399811<35> × 82721492925050166710438512180782661<35> × 188145268678304791443009491673532813732054627291<48> × 8114043796984260128688250942595370463528745698590566713167179808898768806271729<79> × [374113690317568071166453580586240705348365617991231576867449698085714227541926083244349758417022328301218277048897995176220909234505346303747686551931464996071063602602909096628006123867365470144889068674968878071304981<219>] × [1615686605380079311557652417747565716111663421454033879418008505882820534387041246294405362670428254458556857151895389473674475834863834786263497975853626472120539765445727008375649004366032767234189479629464487093009430598132599531<232>]

Index range: 693 – 693 << prev next >>