Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 112: | \[{15^{112}-1\over14}\] | 27 × 7 × 17 × 29 × 113 × 1489 × 2129 × 7121 × 66529 × 179953 × 198017 × 1743463 × 10678711 × 12515552561<11> × 766028506097<12> × 4454215139669<13> × 1038405709913713<16> × 21975395880100433<17> × 777453109529036081<18> |