tables > repunit > 20

Base 20 Repunits

Table

Viewing: 187 – 187 << prev next >>

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

187: \[{20^{187}-1\over19}\] 1871 × 3571056289901<13> × 10778947368421<14> × 689852631578947368421<21> × 2196154391828173826895678932804683444062056269214484206836036858619<67> × 946214414819739287364909489682759246183695543785025925009153013550103388149060967080691722150595073193559921117023171419666269<126>

Index range: 187 – 187 << prev next >>