tables > repunit > 20

Base 20 Repunits

Table

Viewing: 409 – 409 << prev next >>

(available: 0-999)

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

* 409: \[{20^{409}-1\over19}\] 8999 × 179360156936179<15> × [431116255550521796368366989844560045923548769689094845004274640520474122471944337757697358957451850981467520093235594376484109495338005954573572901908750297464273017220722531325996011814880448915047076281656571159527838604225575430399717399487198030488817257558519882978266774737930496234717604546438283521384886885623463888268923125312418074488807773427651642675684168495887650002319717167941743637809685734631950073596010895947409271961311956470948081330908636701969638795005465862285323175326057895896227381601<513>]

Index range: 409 – 409 << prev next >>