tables > repunit > 21

Base 21 Repunits

Table

Viewing: 89 – 89 << prev next >>

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

89: \[{21^{89}-1\over20}\] 138348511207<12> × 1719937817227174896868741057213630597485253956382680484361683645714455944660556942937263903929864448451087<106>

Index range: 89 – 89 << prev next >>