Base 33 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 161: | \[{33^{161}-1\over32}\] | 421 × 461 × 1289 × 3911 × 591193 × 3163483 × 750958524583<12> × 1461106583208387755192310613<28> × 470844986229489618447080002069023884570186245613671571390338408515227057146484895757979757066278933395415648866557970551224666891863184007083192265794537331398017430092544309182199<180> |