Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 214: | \[{17^{214}-1\over16}\] | 2 × 32 × 17977 × 27712852747243<14> × 420679639271885197846600322471<30> × 125071034364823159241289607119367<33> × 540513282113623842932676815730895399371242372118573878904283258972331<69> × 50741538356554691170626602908962679240899222151722963468366009456883016542994866715059791284736648162743236690763<113> |