tables > repunit > 21

Base 21 Repunits

Table

Viewing: 98 – 98 << prev next >>

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

98: \[{21^{98}-1\over20}\] 2 × 11 × 43 × 631 × 3319 × 7057 × 81867661 × 1606344741163<13> × 1767442850839<13> × 2524084462789<13> × 86494371600108393937<20> × 156357474589352978545297<24> × 1703751007820049542146461103<28>

Index range: 98 – 98 << prev next >>