Base 9 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 117: | \[{9^{117}-1\over8}\] | 7 × 132 × 19 × 37 × 79 × 157 × 313 × 757 × 937 × 1171 × 2887 × 6553 × 7333 × 10141 × 37441 × 398581 × 797161 × 2161927 × 4162861 × 43264261 × 1846794457 × 6079786129<10> × 2821964307371847613<19> |