Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
164: | \[{15^{164}-1\over14}\] | 25 × 83 × 113 × 138583022521<12> × 8430332222527<13> × 30839158009109<14> × 1543059974108956456650786169201<31> × 14052995136749824817978552692323583<35> × 1845777960594336714787070327610292433909<40> × 1248945668780874865467604288287146622876086867<46> |