Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 226: | \[{23^{226}-1\over22}\] | 23 × 3 × 227 × 62603 × 109510109 × 2291466433 × 122312454527<12> × 78338472703785117198426579650923301957<38> × 143662205232396342819757270582383577630480728819360361<54> × 162467615651001031726239184078571592374128347247874835157363186000934495972797667<81> × 133694390725970970701518910372201841910898775815283654184119788876122862616958330260599124497171021<99> |