Base 31 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 315: | \[{31^{315}-1\over30}\] | 32 × 5 × 11 × 43 × 127 × 271 × 331 × 421 × 631 × 2521 × 3637 × 6301 × 17351 × 63901 × 70309 × 81343 × 106291 × 319061 × 22185451 × 203633641 × 327412201 × 917087137 × 75077698123<11> × 2813432694367<13> × 7180239284191<13> × 11352145269151<14> × 9240957640390889951861<22> × 337048683633480845467801<24> × 39849234924648425393072876341<29> × 728921581954037396189325850537700569<36> × 23707462166621201930562854073708336673561<41> × 49978591416485037351424824646005125014937929813074282796415413492829170106129106507169452449818195860670964026100931314759667400342448357058644166359263616465621626693611544731541<179> |