Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 875: | \[{7^{875}-1\over6}\] | 29 × 251 × 701 × 2551 × 2801 × 4733 × 7001 × 4515001 × 2127431041 × 77192844961<11> × 31280679788951<14> × 1237578612719152201<19> × 1094471317606762277701<22> × 2182816753758823696751<22> × 271796439196451766191391111220539009912588742400633481231401<60> × 5903546678356844440204179342119473011887617239565323800435501<61> × [36224806980466216981768967111654199035107624733754473387091380242070038703055804315140883154915932720206083745330469917724168486967976883652585661420080924215315551001658753993316485519047030496772876476992657459873396243318859340184741057665039872470407182147354254520884979369384453264289086812177763981470397548510108004523135379081953459916989385334174647909957150093123685101655351760789811161313142084085706766098385833269646822275859942694979431596533669487999066471211032879341085866338001<497>] |