tables > repunit > 21

Base 21 Repunits

Table

Viewing: 349 – 349 << prev next >>

(available: 0-999)

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

* 349: \[{21^{349}-1\over20}\] 3491 × [4079002933598868961022152613451147697928266072814491489870245893002193554225302662890402335086571145250373553614112553808185275191550543606078534677228121647950964660076466105478245172992848033655649911406716232171756365417372337353536499866149346639547453565917230018090494414990271786614133700276639959094783615565637824994611029520716228305590309877538536859369148269302903503899265284026131881197084715353212163068769215186949977181695957050431513711559<457>]

Index range: 349 – 349 << prev next >>