Base 29 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 181: | \[{29^{181}-1\over28}\] | 43441 × 689413662687211337<18> × 5895218255741406336260987027475087222168206395403150707775576938293536365603135766822998316142151097631256574629759834767362200619424876280122816226537145788507525632659480055697204940336347441784986807614608237504798011528438205969996788853<241> |