Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 779: | \[{5^{779}-1\over4}\] | 191 × 1559 × 6271 × 23371 × 3981071 × 2238236249 × 189875010211<12> × 5079304643216687969<19> × 98344691637702206351<20> × 3652945884570930901610759639<28> × [58358984562894092030088368039623126954865481833574181373095203715291014031016572513457330776438813746977796941085269765508352172223484960578337821232030933737370136265193786625420100555905291646968304334051903841046715081841091527165186141496177461909438616657139613090952866851500441349763966472880394161893476375480708997465133737735550915660280168394896990507511029537301855078871938908205082273253006360485751568588722482748742434591<437>] |