Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 408: | \[{12^{408}-1\over11}\] | 5 × 7 × 13 × 19 × 29 × 89 × 103 × 137 × 157 × 193 × 233 × 307 × 409 × 2551 × 20593 × 184417 × 2227777 × 2693651 × 20757613 × 615782161 × 17019338113<11> × 74876782031<11> × 79471453801<11> × 66900193189411<14> × 380355066717049<15> × 3077130526103089<16> × 427152748915310957418697<24> × 1510376787258214230993801577<28> × 501089808860298305508198111955017967765124897733633407801<57> × 4671482221287575054208235065819961189307779489369909526569<58> × 7403200043534190302111410854730982729345870064399616145027227208830722351806645577302575491471505321586850781683427196980652865078433<133> |