Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 213: | \[{10^{213}-1\over9}\] | 3 × 37 × 853 × 1594093 × 1182534679 × 17469229933<11> × 241573142393627673576957439049<30> × 45994811347886846310221728895223034301839<41> × 3207204765158124268625370685855295391546144230356835105480172184838210549074340260617878555547119384441220344797<112> |