tables > repunit > 21

Base 21 Repunits

Table

Viewing: 555 – 555 << prev next >>

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

* 555: \[{21^{555}-1\over20}\] 5 × 211 × 463 × 4663 × 9391 × 18181 × 31081 × 40841 × 21475393 × 1681762703 × 1944085081 × 10738834628461552327151<23> × 805835118294704523571872311<27> × 6040346120715983798072478661<28> × 7995105693353508392600118377453099<34> × 1506746820371368761835938047460405587619684925236106295173833131814373634461587418519<85> × 2761759803910063342109452450796117239047734185634311505245768046477780798015602520109978435231997220399829212738318616214647006920765874830281<142> × [56301774894041206913314743920645050235006556031047633998807946601949331448322275197164449157206316993016461403794011051966660084534215659334723010200942820964202963745570872567665809086393007699240750105602474799721215595375561041820648387036740511329228429255502704125436943670338972554761485911393070691219421658071162327590553289980850830741<344>]

Index range: 555 – 555 << prev next >>