Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 269: | \[{12^{269}-1\over11}\] | 139343 × 210448392071<12> × 435969870238402935098824427<27> × 867262062344332574857370903987335252122781<42> × 9764637867594883195392988149998606054498082979451148659967500169916281299<73> × 167443682396052968364681310197819850933113443695497303771128697868955713772202982352495868405325497151972843925002125131306128944169<132> |