Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 110: | \[{7^{110}-1\over6}\] | 23 × 112 × 23 × 191 × 331 × 1123 × 2311 × 2801 × 38501 × 293459 × 2864401 × 10746341 × 7840815905526451<16> × 5457586804596062091175455674392801<34> |