Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 166: | \[{23^{166}-1\over22}\] | 23 × 3 × 167 × 338309 × 206775809563<12> × 535863162655719491<18> × 364419547069027138439<21> × 27736074503263071062950778805992164759<38> × 1402902528489494184197616878227352708965872870517<49> × 237645198382217732320917580919923794754891650244676366275088810020449483232779437<81> |