Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 629: | \[{5^{629}-1\over4}\] | 149 × 409 × 1259 × 94351 × 9895429 × 466344409 × 13971969971<11> × 2135840614741<13> × 8737481256739<13> × 206962824740164328297720645880983960839<39> × [6225072817238757048702746107633283500562303193014704959998011976323458371351332721727440510343800253771132754578320342837286623911926736776176389594082441316462544115978466136222422012640308745082401385697738237258755974034371599213412773874518393194735150440234999581481419254101258855633749836543161928994720005966230923496845836662739<337>] |