Base 28 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 244: | \[{28^{244}-1\over27}\] | 5 × 29 × 157 × 6101 × 24889 × 383813 × 11743477 × 109721921 × 584814157619<12> × 108152440326426913<18> × 11071894699054087656875578952698529117084924031399006144383<59> × 82937470333304432588112137628345562560268136099692106579153845373053<68> × 47674158806052823060589459459501723551995411563249506131578196271307581076938486502075952756943476311441205735892943471935758678765305761928778018262475256073841573<164> |