Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 658: | \[{12^{658}-1\over11}\] | 13 × 211 × 659 × 4943 × 13063 × 18049 × 20399 × 75013 × 104623 × 12349627 × 21622395121<11> × 682212592131841<15> × 3671373518199997<16> × 10617249990997021<17> × 1202147675885797288663<22> × 8405516927437711741762092271<28> × 4509348865973648037702008076799297<34> × 158589522718743213642152038007140433117329869003553<51> × 416550551129596053470920081688031605813289021279738307077643264317113328827428356406906140072746996117068425050413<114> × 1969684943608780638309372962617222709477272369712818597337944242039658405663158726038467011549483282337352040304696182893936933200295278393106042868670549<154> × 808357902005895214310510036271039698534408973484836048770087624820957255308014629380244501460577516608154113900466741773743423367137903120730076162030958746415262663772381390475134234038501108839188657647550611031<213> |