Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 520: | \[{12^{520}-1\over11}\] | 52 × 132 × 29 × 41 × 53 × 79 × 89 × 131 × 233 × 521 × 677 × 1301 × 3121 × 19141 × 22621 × 36037 × 37831 × 127921 × 222379 × 288913 × 477517 × 5388241 × 20369233 × 25265657 × 52960051 × 67657441 × 85403261 × 1932288541 × 293307933575801<15> × 2424551213039281<16> × 596827590710414051<18> × 2200289654266792155913<22> × 38346067178495390031121<23> × 151489407978425780774681<24> × 25993663579055640467321336114621<32> × 2153563054348801518961215117565061<34> × 103846147809521817437953486061553881<36> × 552208068913126058374200302558579741<36> × 865727447657645665290857439836665912121<39> × 3417149308806048848886113884045970301001<40> × 2286918968447203820087643344120602570301672921<46> × 3707667631837212321366369621357481626812535806785049360657323921<64> |