Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
158: | \[{15^{158}-1\over14}\] | 24 × 317 × 289141 × 7113319 × 46872275419<11> × 102274698919<12> × 8508107485100663161<19> × 62117692148169172283<20> × 2826732232122397992324383<25> × 635202924304143926394929553206270861232915983823448379207983060226587253234146827953<84> |