Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
415: | \[{3^{415}-1\over2}\] | 112 × 167 × 12119 × 363541 × 1333811 × 1036745531 × 950996059627210897943351<24> × 223210122334888198292034419263747875011<39> × 19369107916649011127237450812954201286643736800728849846019523716378193973609005903417832164986099304190101<107> |