Base 36 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
58: | \[{36^{58}-1\over35}\] | 37 × 59 × 349 × 32713 × 2727192763388813<16> × 7369130657357778596659<22> × 105134528469779071670501631159328247729809<42> |