Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 298: | \[{12^{298}-1\over11}\] | 13 × 2683 × 11027 × 1333516292923<13> × 1919442572897362836803025134228929025089<40> × 269761817023618738054898710331586374089228106297387313320439637456423454632878787306653982674484364732144252564402447<117> × 1350340551115257499417234553493417060937292369571457093903534830742061188931909558157703435618549932091218291124158849712656240074469630073548109<145> |