Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 540: | \[{19^{540}-1\over18}\] | 23 × 33 × 52 × 73 × 11 × 132 × 31 × 37 × 61 × 73 × 109 × 127 × 151 × 181 × 199 × 211 × 271 × 487 × 523 × 541 × 769 × 811 × 911 × 2251 × 4861 × 6661 × 29989 × 35533 × 41203 × 66601 × 78301 × 211573 × 216919 × 236377 × 584911 × 907471 × 1081291 × 2460181 × 2522827 × 6448681 × 171434401 × 362063089 × 16936647121<11> × 207691902001<12> × 1001724990823<13> × 1687178375041<13> × 113596956031609377829<21> × 8374006851436085760993151<25> × 95447144526010815525536629<26> × 735546785834162565719034301<27> × 2650228472822453446927731244021<31> × 1734892387423223080525442542604717085994846921<46> × 11251993634195741555539192465447903964080975072892235091<56> × 217301139392931880414361208407908218574162549846031198440256270863814809842869089216766341<90> × 27370348967202857328207142187311225153160367082748166338912252894449735092811766614635437298901460102846006639667965993670410981421068755839714595463185230780752539934131981<173> |