Base 35 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
131: | \[{35^{131}-1\over34}\] | 263 × 6551 × 107124203 × 1665964991 × 625944510874415151623<21> × 1664480102816641545844741110137079736566461917<46> × 1721090181513855491619641265222850609792138575768584245113502951073012055822210683324732676803553881275651654379<112> |