Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 391: | \[{30^{391}-1\over29}\] | 103 × 277 × 409 × 461 × 148927117 × 286269869 × 1733583601 × 3866881303 × 5469329897<10> × 9846720119<10> × 571817938774391<15> × 47868062179028557<17> × 10570676926829627653<20> × [51592215978455595343920125222158735112577572416317221122448996131986245344225904014125797387375182673582922652806278103605642372715863410091434993769784538634157602374948975507572074141129689835309046200385593961899971742148390652427983898078147653521376044727397367664526830967129013268293457406496607195988287809310977428619993638490107516575345764696485275349803821113170196792819112398860024308941712169704807722282931389161019360764390822693527476587548227<461>] |