Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 498: | \[{23^{498}-1\over22}\] | 23 × 32 × 7 × 132 × 79 × 167 × 499 × 997 × 338309 × 206775809563<12> × 535863162655719491<18> × 364419547069027138439<21> × 75576065215130003911325418127<29> × 27736074503263071062950778805992164759<38> × 1402902528489494184197616878227352708965872870517<49> × 237645198382217732320917580919923794754891650244676366275088810020449483232779437<81> × 582543011854798293237873909414940451694184277272828722692809587562507452956891975441222559793644583791380981835431054308859399453920441048755874495183018909282124224854839850923424906432008293<192> × 20202284802766725606443291915856826908967542957498029746496248553575228694274037631075570369661173450784570807388335663852923688508558017420925401393726053703143815138518958994827940846920279244024633201681089216148418877<221> |