Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 30: | \[{26^{30}-1\over25}\] | 34 × 5 × 7 × 11 × 19 × 31 × 37 × 431 × 1021 × 8641 × 9661 × 20785291 × 216846518851<12> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 30: | \[{26^{30}-1\over25}\] | 34 × 5 × 7 × 11 × 19 × 31 × 37 × 431 × 1021 × 8641 × 9661 × 20785291 × 216846518851<12> |