Base 29 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 83: | \[{29^{83}-1\over28}\] | 167 × 325266533225965555600947881<27> × 4045711631754278358112782253069068421<37> × 3889779813145157015214845774292472495478370928506601813<55> |