Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 348: | \[{15^{348}-1\over14}\] | 25 × 13 × 59 × 113 × 211 × 233 × 241 × 349 × 3877 × 169129 × 1074277 × 281589769 × 798084409 × 10412134597<11> × 73083228397<11> × 1240581007181<13> × 11970320978797<14> × 1831362215404162343599<22> × 15476275967141572773889537007699<32> × 798962746803683694452047348022461<33> × 8269331225814050337668692222063804849<37> × 422898670999329030127560498508143815255455759<45> × 2434454875515985938258837058986771053264041318453337821<55> × 343926407130882467154290195037260710290942202824765938096300092641590575818749304288529651453<93> |