Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
167: | \[{6^{167}-1\over5}\] | 19466857 × 10301691259<11> × 229027359614687<15> × 9703107759710968661<19> × 2200446540213260920441013<25> × 1822952692682777153874022559086738173481449195038610359<55> |