Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 153: | \[{11^{153}-1\over10}\] | 7 × 19 × 307 × 1531 × 10711 × 1772893 × 35236819 × 457315063 × 15085812853<11> × 25167354031<11> × 25994736109<11> × 2926326645433<13> × 50544702849929377<17> × 290204982599509251565261308001<30> × 26570264286242289502455487433682589<35> |