tables > repunit > base20

Base 20 Repunits

Table

Viewing: 17 – 17 << prev next >>

(available: 0-999)

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

17: \[{20^{17}-1\over19}\] 689852631578947368421<21>

Index range: 17 – 17 << prev next >>