Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 400: | \[{13^{400}-1\over12}\] | 24 × 53 × 7 × 11 × 17 × 41 × 101 × 401 × 421 × 601 × 641 × 701 × 1201 × 2411 × 7001 × 9851 × 14281 × 29881 × 30941 × 57751 × 407865361 × 1253653901 × 45604314401<11> × 128245657201<12> × 543124566401<12> × 26771688828701<14> × 38245779934601<14> × 538823041855601<15> × 2752135920929651<16> × 3258254426373251<16> × 10381913540858401<17> × 52008826491976715201<20> × 2152338940237584453701<22> × 689249499714233698770401<24> × 135568472807036511313788001<27> × 442779263234039928595359287744639041<36> × 108290208681425004937188253607689851035374433746068231727823865261368156298442606108927070152987133968331260743130214130401<123> |