Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 560: | \[{19^{560}-1\over18}\] | 25 × 52 × 11 × 17 × 29 × 41 × 71 × 113 × 151 × 181 × 197 × 281 × 421 × 701 × 911 × 2251 × 3833 × 5237 × 14561 × 15073 × 70841 × 226871 × 563377 × 2772481 × 116895941 × 478382041 × 691551841 × 14533200697<11> × 14706033761<11> × 16936647121<11> × 38645462353<11> × 107849044129<12> × 16429010813881<14> × 41921106691107421<17> × 65365284260571112024359304391<29> × 4898725341275828472027787456561<31> × 5156590470591163710974829741361<31> × 3499358140977084680778090303893281<34> × 11664334029383165605131371010993341<35> × 30008663379835140331261614092712001<35> × 180387544473837666808884776779852208399002738605865560401031169362047880914993423453326861039305041<99> × [331658691496554354750561672763279934784520280214208685819966942823430008423983005400885923219902363578418955041121364699764310690454308329430428017443295026546320283144962342909626315254599557509884471879426284087229807742586197669670189471108481<246>] |