Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 347: | \[{6^{347}-1\over5}\] | 16657 × 92013588619490399<17> × 8023776342054310550242315692074754087050026551393750990167<58> × 112962017521735300449115732149174215721837276361901343007283764634643624748720079471271422964001<96> × 150229032135327752933222419558205115221308398344159056674278560696885280711039602252138197654667<96> |