Base 4 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 779: | \[{4^{779}-1\over3}\] | 83 × 1559 × 13367 × 174763 × 384827 × 524287 × 3142487 × 21726311 × 164511353 × 8831418697<10> × 104003232119<12> × 164597693569197241<18> × 202664437974567925010435751833<30> × 539043252861508730639718553683237826728217905315243065969<57> × 13854484443712514445168803810885340128909905014273691033212675405002546908076327641519<86> × 17315878129048863927974905480696448369723747093035498799994851681384411684778961025249<86> × 1241587275642193613677401209382009830084399769371108904801198294935706207364264832500354031378698910359793960404372927442514937<127> |