Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 184: | \[{7^{184}-1\over6}\] | 25 × 52 × 47 × 1201 × 1657 × 3083 × 26681 × 649981 × 15513961 × 197202518881<12> × 31479823396757<14> × 1812487089636161<16> × 3421093417510114543<19> × 55681942361860463813<20> × 394399894540487315274641043951942600895513673<45> |