Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 301: | \[{6^{301}-1\over5}\] | 173 × 431 × 55987 × 4941217 × 7383359 × 210619620359<12> × 387153001486618459<18> × 1048953903129961695599<22> × 1026218994621353041220001358738943323<37> × 50018859578270750848409089664785836827007246435735770683387<59> × 500433280896851280679683978563918104429670403546348699401325680303<66> |