Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 84: | \[{22^{84}-1\over21}\] | 3 × 5 × 7 × 132 × 23 × 29 × 43 × 97 × 157 × 463 × 1489 × 3529 × 3571 × 4481 × 83273 × 86969 × 404671 × 9299179 × 16968421 × 34379269 × 1267338829 × 12271836836138419<17> × 37025106244928012401<20> |