tables > repunit > 21

Base 21 Repunits

Table

Viewing: 14 – 14 << prev next >>

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

14: \[{21^{14}-1\over20}\] 2 × 11 × 43 × 631 × 3319 × 81867661

Index range: 14 – 14 << prev next >>