Base 29 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
51: | \[{29^{51}-1\over28}\] | 13 × 67 × 103 × 3911 × 1977917 × 48426439 × 1100628349 × 33505187587603<14> × 11014209156526242030648919237<29> |