Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 507: | \[{12^{507}-1\over11}\] | 157 × 36973 × 367069 × 477517 × 17654521 × 20369233 × 28290969097<11> × 273854127119<12> × 42085870270393<14> × 111704871987697<15> × 31645555446630529<17> × 3287316663630758617<19> × 171074557867837392887<21> × 2236719302927635268499980471<28> × 510295653205112633137033670172000255687822049792727193195438340974080560298215898167232721863159<96> × [4688122700574515299462257864335166897640254719298911093063678520088820027763575944683107473312836581585219113693300607256799604107476171095470954777932440868815897944894429055740579601197992556613617541746442681417120883546064849351544205656312718635033678420545324862191727148322184149<286>] |