Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 579: | \[{3^{579}-1\over2}\] | 13 × 6563 × 29723 × 2346066378779<13> × 26337570509291567389<20> × 218246094772601642186973037<27> × 480713392276365718072808464510304281<36> × 607981469094652492202396647678317419649770543<45> × 89618781928642611822350179354919535280030215516585943297086066021592407768194454524828721420580570917570326418874808955920605309<128> |