Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 306: | \[{19^{306}-1\over18}\] | 22 × 32 × 5 × 73 × 103 × 127 × 199 × 307 × 523 × 613 × 1531 × 29989 × 236377 × 3044803 × 54474019 × 1786596913 × 130322440063<12> × 99995282631947<14> × 274019342889240109297<21> × 74657245773488638417876963<26> × 32013012367457935641831017827<29> × 1303371889909660514142359779831449661<37> × 32890182988071970771831737279533072323<38> × 13436135172130238994661380497082198046979200045447<50> × 4418381040110305273793034280251963666449849147209917489472542989609934051074197445662148986125717577069143478207<112> |