Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 258: | \[{22^{258}-1\over21}\] | 3 × 132 × 23 × 173 × 463 × 947 × 259799207 × 44958643042429<14> × 2902522145296099<16> × 3686683786528197362723717565445281471577<40> × 5928189493969854971555424440437874917187171<43> × 230381413915882509131006643270338220142016774517632612263<57> × 334113102882470640374711237916623188184446916744111270297863<60> × 20892673517194201266317500390198502281594845551506622358835328896064471907984162390485424515118661<98> |