Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 335: | \[{19^{335}-1\over18}\] | 151 × 911 × 588518621 × 3346605781 × 1650922227287<13> × 256010131413905508581<21> × 13432792107357626669461<23> × 24299939580826833879511<23> × 111718923317519780739416742825495315326353<42> × [3209532133715058120775293341052692124094451232903923341818719148401097380527184256243096861753497380699219393073260077337219215541576632772307974277705754122510942354572827967253614251404767023311680236040351094716142128420996791930358812263241792276164497154711388240497142873717296741<286>] |