Base 34 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 53: | \[{34^{53}-1\over33}\] | 107 × 1081307 × 2594987 × 12864479 × 11561348227567832985228206875345252872800327675417905176683<59> |