tables > repunit > 21

Base 21 Repunits

Table

Viewing: 527 – 527 << prev next >>

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

* 527: \[{21^{527}-1\over20}\] 4217 × 22541899 × 4540713283<10> × 3936833990413<13> × 818595486696137<15> × 272581865551637989<18> × 1502097124754084594737<22> × [566250667246675289380582445868420296262008283287498247268145272623461840366015646566279565022158830360019736517108589868087549734461160545364585926190117615974017457708309997469192903776438951672506894012285124511175541022524971186967023592314761145941296184073927887691230455950498854609311169701470223512336942719032025327827655216327755876345647629044164121517227827527764957598285448147302476896957515351233315870819834200187618751836483007683804213122104068696373580098534347722026926188236315191612064877126147173809949848474727767812210957028825229941568386744475176107952449014775234967501497957367331<609>]

Index range: 527 – 527 << prev next >>