Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 58: | \[{30^{58}-1\over29}\] | 29 × 31 × 59 × 9629 × 2184273529970454623<19> × 1717891214153921330803<22> × 847499019384726257346113954958447091<36> |