Base 31 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 366: | \[{31^{366}-1\over30}\] | 25 × 3 × 72 × 19 × 331 × 367 × 733 × 977 × 4759 × 14519 × 42457 × 107971 × 38071321 × 50848444051<11> × 2537328442871557<16> × 12712081567468100953<20> × 60290903116166148697<20> × 130355888546540681503<21> × 13578586277937589671409<23> × 2458422198511222771859601111973397<34> × 100203300153490294333398590723199012379<39> × 4986168979530543442200031132013850702682116109677075729786350050229<67> × 145057539743588864470653988776268707429262147455573945565392683651970770645079739081558444018659589<99> × [7857503337665284686950301737778750277914881058566668662927876455786419715018113786049385195201444038908178099412627374948918423688896253532474961302551661578427<160>] |