tables > repunit > 20

Base 20 Repunits

Table

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

33: \[{20^{33}-1\over19}\] 421 × 661 × 859 × 10778947368421<14> × 175462044485240500219<21>

Index range: 33 – 33 << prev next >>