Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 104: | \[{11^{104}-1\over10}\] | 24 × 3 × 53 × 61 × 911 × 1093 × 7321 × 59583967 × 3158528101 × 9768997162071483134919121<25> × 97010607829826070873559937268360584022789501553441<50> |