Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 63: | 72 × 19 × 29 × 43 × 79 × 379 × 160651 × 170689 × 644869 × 5336717 × 7792003 × 408030421 × 978769387 × 273836843403890391876716767<27> |