Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
45: | \[{19^{45}-1\over18}\] | 32 × 31 × 127 × 151 × 211 × 523 × 911 × 29989 × 584911 × 2460181 × 8374006851436085760993151<25> |