Base 31 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 339: | \[{31^{339}-1\over30}\] | 3 × 331 × 11527 × 67801 × 51677116609<11> × 60124116791<11> × 438407124007<12> × 131734199733211<15> × 10693692662134337<17> × 146745110362406117<18> × 66662536191598938854817414473947493746284932527286427494467290603681496730818510667710681027<92> × 85328678667346043805494945817702674564928421381485028484297799291767196090560098608131800422306235274467124628190427607344295499204095591723435266125926092571667995625518206923386449317251558191547553130585390509979012910334751242007454139579060070910466437663309987419892819363139658147018659396347909783126977390202451<320> |