Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 470: | \[{27^{470}-1\over26}\] | 22 × 7 × 112 × 31 × 61 × 271 × 283 × 1223 × 4561 × 5171 × 8461 × 16921 × 21997 × 256057 × 1694821 × 5112661 × 11321831 × 96656723 × 1287586151 × 161969595577<12> × 1534179947851<13> × 2031161085853<13> × 16152584934361<14> × 717838945155421<15> × 1641374046359401<16> × 7061686540772491<16> × 6635218360523583511<19> × 93953407627827115729<20> × 165301473942399079669<21> × 3798402051319990403467<22> × 49787475447478272436561<23> × 30168205545535224185322498361<29> × 1816324897099196693903839041516429235091<40> × 984743307245363285977763833773659863079671<42> × 5582789736458338639896047035179125169194236231<46> × 17925163261886613890595611153971449075737880597365455065081252926739721<71> × 1124316700897695330265827797088699345032488681307846555184025129863722718180241<79> × 189158799504572993386207675026333091378534617798746234988832109982520523533110417394026740161<93> |