Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 447: | \[{22^{447}-1\over21}\] | 3 × 132 × 1193 × 1789 × 919927 × 75694499327<11> × 1347359685349<13> × 22139206833663757<17> × 260874674656317949<18> × 47486179019603251475660677441267627<35> × 80104676796048956441317163882613753551<38> × 8132422717842796050453150244325797192794458512140134034101731138444686214683761916755710041134593979653346437<109> × [3034729828095201161099249297866693235978743014891908678317220129683356326507054916188544188634610830299580896207408924477934286654130303880466539377347158762099512573798297918859906490303754745047681227997500059386904743712919918852008755646366594950012379227255400394876864867097937055694015500835250310239782134677997463614767666930661970711209<346>] |