Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 125: | \[{19^{125}-1\over18}\] | 101 × 151 × 911 × 1601 × 6451 × 879001 × 3778406501 × 36035657195482151<17> × 22597585919862548669109108437732379856512024344072087442465666261084774066022513975615768645737426290209083403501<113> |