Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 333: | \[{7^{333}-1\over6}\] | 32 × 19 × 372 × 223 × 1063 × 2887 × 6217 × 33301 × 177379 × 56713875643149053038693<23> × 4805345109492315767981401<25> × 96651302095748872822763048599<29> × 1294285248964974863021909311067422276786354955064661561483669329671165989<73> × 217380027358189784019728120583833263965409777805477017160436666496373078945737096156202044671136623659557<105> |