Base 31 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 395: | \[{31^{395}-1\over30}\] | 5 × 11 × 317 × 17351 × 279977 × 290879 × 3073891 × 4005301 × 32846285357<11> × 9233472472811<13> × 9885529552310437<16> × 564365632305626342831<21> × 26125966850815940841819460903165666556867136804500824658834737808083425862291<77> × [30433984290047013456453641123321724514753369653712323362408242151250679514850053351364222166171212327473314212350368663509901747289497559678189604420470556456310127612348571973379590365153004315980465408551847472239934800433446733213774298961468810516385023516125029993239712370152594796174632017244811026155313121417240855068970742405128909879348295516174069866727982191338400885526830543263315587851823427277712410451<419>] |