Base 29 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
59: | \[{29^{59}-1\over28}\] | 11415793 × 64194072873983107981983523<26> × 9318002627222228409185860947864045889209906328921429<52> |