Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 480: | \[{12^{480}-1\over11}\] | 52 × 7 × 13 × 17 × 19 × 29 × 31 × 41 × 61 × 89 × 97 × 157 × 193 × 233 × 241 × 421 × 521 × 661 × 2081 × 7489 × 7681 × 9781 × 19141 × 20161 × 20593 × 22621 × 35671 × 40609 × 127921 × 153953 × 260753 × 2227777 × 3122881 × 67657441 × 85403261 × 148589761 × 592734049 × 13536885121<11> × 1200913648289<13> × 297499056050881<15> × 2478806527025281<16> × 186168115009253521<18> × 214538593513800809975201<24> × 1461573322938242802306049<25> × 1055795013932440451117008321<28> × 141841649932724596178535977341201<33> × 34182189107670005092862256297738241<35> × 26431710675263348959866078219391802619508314241<47> × 5002287874354154157098966162383834058477376342946724728288767281165213995418494670959488335686585160902083551017095052601281<124> |