tables > repunit > 20

Base 20 Repunits

Table

Viewing: 389 – 389 << prev next >>

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

* 389: \[{20^{389}-1\over19}\] 91360541 × 3854385291721<13> × 75521266797554469467621870206053169<35> × [249535108782173299667046768196874934961284252720403626787457827506790597050895358518938397574248587876452562258359733504952315598965707993115656417455085053520309092734164259330491434819325589216045768436452070374068104158788632786900937006991241032918015593987612351797139003402380039536496103661910354789335358580558450796624132919470423219169133364793330839675486803068314709605782741296504974402330707592528326330205283541177269626965299862329969<450>]

Index range: 389 – 389 << prev next >>