Base 35 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
68: | \[{35^{68}-1\over34}\] | 23 × 32 × 17 × 307 × 613 × 3673 × 51817 × 1780003 × 11650237 × 172507579403449211<18> × 309915724674603539<18> × 600436865489171456012569882219016103901<39> |