tables > repunit > 21

Base 21 Repunits

Table

Viewing: 29 – 29 << prev next >>

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

29: \[{21^{29}-1\over20}\] 59 × 1103704099 × 246763300513<12> × 687613372491653<15>

Index range: 29 – 29 << prev next >>