Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
112: | \[{7^{112}-1\over6}\] | 26 × 52 × 17 × 29 × 113 × 337 × 449 × 673 × 911 × 1201 × 2129 × 4733 × 169553 × 517553 × 39648001 × 515717329 × 13564461457<11> × 21535258550401<14> × 142256806230113<15> |