Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 720: | \[{12^{720}-1\over11}\] | 52 × 7 × 13 × 17 × 19 × 29 × 31 × 37 × 41 × 61 × 73 × 89 × 97 × 157 × 181 × 193 × 233 × 241 × 421 × 521 × 577 × 661 × 1657 × 1801 × 7681 × 9781 × 15121 × 19141 × 20593 × 22621 × 30781 × 35671 × 40609 × 80749 × 127921 × 260753 × 2227777 × 2231857 × 2752993 × 5234401 × 21456901 × 22981681 × 67657441 × 85403261 × 148589761 × 592734049 × 3684845809 × 9666387937<10> × 47263556341<11> × 122138321401<12> × 197055627841<12> × 9298142299081<13> × 297499056050881<15> × 1653489395093881<16> × 15670947324691873<17> × 33276147172349761<17> × 186168115009253521<18> × 114859125525232035721<21> × 253877164546293805845289537<27> × 141841649932724596178535977341201<33> × 34182189107670005092862256297738241<35> × 7575462622417075114047707005620389249761<40> × 406247171156737933878538030484021903272948801<45> × 26431710675263348959866078219391802619508314241<47> × 2641308367454432356683186768359841008412099897959605564637265778669741908202295026478718068833916401<100> × 2630333940432398402143652949414743169613215493113727192996776791182106158090030545631561449007523408157822855841<112> |