Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 299: | \[{10^{299}-1\over9}\] | 53 × 79 × 599 × 265371653 × 646777215499244129<18> × 11111111111111111111111<23> × 2323062930507035917424403244732097795319664390055547441744959945968485785233513509622563842489889314037955607013305206494845215783296163896067089119572344537457562921344301750151538959730641153709437015524942788927707486740510824571567173720321<244> |