Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 213: | \[{11^{213}-1\over10}\] | 7 × 19 × 1847 × 64327 × 159248456569<12> × 1273880539247<13> × 4813252624072182882141229<25> × 44043095909867219792359537381<29> × 360426336941693434048414944508078750920763<42> × 267665967479205569228780099088476788921888708180442880191189987170893212624478860002003011049<93> |