Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 321: | \[{22^{321}-1\over21}\] | 3 × 132 × 643 × 1499 × 7919 × 316507 × 15902983 × 7055381953272643<16> × 250289875007551587270823<24> × 6264985442340909242953049437533761<34> × 2486659875442265094528203519052999682443295585772151030375239951628276715232443<79> × [7352045104702754626181361145065365192441288568850924225717335460427730379598623727881590763711818304622117917424285706991037838351157858087380051568824659952837837841780743186152032302556944602716668375504571779581104205795625590044594644179502845747653<253>] |