Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
118: | \[{19^{118}-1\over18}\] | 22 × 5 × 33179477 × 26886160879<11> × 156687420695376393002175628962984279857750240835307078733<57> × 155306613932666028670208812450645212905178047040045530562317564121001023821<75> |