Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 245: | \[{23^{245}-1\over22}\] | 29 × 197 × 1471 × 292561 × 5336717 × 15716677201<11> × 1771237169778581<16> × 27746234559845201<17> × 29228211639650804163601<23> × 7908659662206739330568797545829013975804515085190454901<55> × 81504766457360329718341170710984854274585585505824800192631221137270802860855600880810818428035754614870277541936230174159420150072886460954064665273847014298313241256516116293505933701528143731<194> |