Base 36 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
38: | \[{36^{38}-1\over35}\] | 37 × 191 × 1787 × 48713705333<11> × 638073026189<12> × 1030762781149<13> × 9736145643041809<16> |