Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 216: | \[{22^{216}-1\over21}\] | 33 × 5 × 132 × 19 × 23 × 37 × 73 × 97 × 109 × 127 × 157 × 163 × 433 × 463 × 1489 × 2161 × 3187 × 3209 × 9721 × 18973 × 144667 × 191353 × 286777 × 297613 × 369361 × 522289 × 1066231 × 2558953 × 5966803 × 25043041 × 111062233 × 514642753 × 2964868327 × 5847988213<10> × 13654595737<11> × 18311943313<11> × 24678723493<11> × 3573878116969<13> × 9995181041017<13> × 138557033364931921<18> × 148587991152333066577<21> × 27772314666918690636669709<26> × 167442929114867127495054937<27> |