tables > repunit > 21

Base 21 Repunits

Table

Viewing: 65 – 65 << prev next >>

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

65: \[{21^{65}-1\over20}\] 5 × 79 × 131 × 40841 × 189437 × 443431 × 516094151 × 47999819885150422820855221255204479443163906801765079421<56>

Index range: 65 – 65 << prev next >>