Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 135: | \[{19^{135}-1\over18}\] | 33 × 31 × 127 × 151 × 211 × 487 × 523 × 811 × 911 × 4861 × 29989 × 216919 × 584911 × 907471 × 2460181 × 362063089 × 8374006851436085760993151<25> × 2650228472822453446927731244021<31> × 11251993634195741555539192465447903964080975072892235091<56> |