Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 665: | \[{10^{665}-1\over9}\] | 41 × 71 × 191 × 239 × 271 × 1597 × 4649 × 59281 × 63841 × 123551 × 2021015460335957<16> × 102598800232111471<18> × 1111111111111111111<19> × 1289981231950849543985493631<28> × 7270382120989856668451195353951<31> × 965194617121640791456070347951751<33> × 278848299862043143754907679390585776516393006235209786029420958416508667488018611321233079<90> × [152825514587770339252085983535969608062889116831868099581859452430787503275709843935028623030137693209254541947400382941134154913892688871405481044965844279920618046630189122462196027473108840198377400257006587994365848526652001598995420546618710177355011984807090878176292732874144494706587490224707358344355210375058918607049706907031029402914325371077114960202384286621180493165766262489264426775161<402>] |