tables > repunit > 20

Base 20 Repunits

Table

Viewing: 347 – 347 << prev next >>

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

* 347: \[{20^{347}-1\over19}\] 25679 × 494129 × 7325117951<10> × 6877627177450051688384981<25> × [2360386880454997375463360588543334449022792570900677800671120360779125598617185988104319650372476413013050535682686874139358129104242560711050370164013159742979605947963868248989739633653805063151489263686299618620808488269836211575730552731651398266258550017899056021488638386794071716312476333581069223826076088229631155843045390342683214837419945442032067821007114927592743376337929168939229302309673201<406>]

Index range: 347 – 347 << prev next >>