Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 137: | \[{30^{137}-1\over29}\] | 1097 × 418896459979<12> × 97747638569849681797386203602113794319541828836958929601061709312079891489<74> × 17815347852950841605162444391423085471130893824876998682396911509191621755129286853041914331103383504512598851033<113> |