Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 622: | \[{16^{622}-1\over15}\] | 17 × 6221 × 21149 × 64067 × 5344847 × 8778793553<10> × 721315994374961<15> × 8892992859964273<16> × 913021421136907457<18> × 2502960808606492609801<22> × 496556598069752920725106299217<30> × 2647649373910205158468946067671<31> × 49913495347567462875776350270158241<35> × 3987717750391427576949100850346153089<37> × 3948166195504073867621862733925025361018857603794686129<55> × 37484925674676522123498017785964330969518239484995740789<56> × 294803681348959296477194164064643062187559537539328375831<57> × 31708712839380693639084162903122131487175778757880224663030412281476609697721592057097<86> × 21705660634091537009057064062426347801694097690583490415257025927428956675122988820368249<89> × 7898011128342402474566366495308630161120276971075150866263854950255578937868647810332530643925776460130569860336373429209830677062625940608811501438141971332549710516194487953<175> |