Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
133: | \[{10^{133}-1\over9}\] | 239 × 1597 × 4649 × 2021015460335957<16> × 1111111111111111111<19> × 278848299862043143754907679390585776516393006235209786029420958416508667488018611321233079<90> |