Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 477: | \[{5^{477}-1\over4}\] | 19 × 31 × 829 × 3881961469 × 5960555749<10> × 17154094481<11> × 22078910449<11> × 1775305720077559<16> × 27145365052629449<17> × 2239678151546732477719339309862512328008393109037131818519<58> × 4420149750938434879150966831875178018213670455689054607123158861919<67> × 313824904835560646522860585342352798107274695217392123144601484859060509844317290748747279700365467528573865599272963732755352108459<132> |