Base 29 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
71: | \[{29^{71}-1\over28}\] | 31621513293496729<17> × 5885237414620874027<19> × 575922000923214999444714868141<30> × 22541847786630339616954007001425084117<38> |