Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 390: | \[{12^{390}-1\over11}\] | 7 × 132 × 19 × 31 × 61 × 79 × 131 × 157 × 313 × 421 × 661 × 859 × 2341 × 9781 × 14821 × 19141 × 22621 × 35671 × 36037 × 36973 × 37831 × 222379 × 477517 × 17654521 × 20369233 × 52960051 × 1932288541 × 17793645013<11> × 17991125491<11> × 111704871987697<15> × 145341745837081<15> × 24263325716698381<17> × 596827590710414051<18> × 38346067178495390031121<23> × 457644272256236018195571421<27> × 29511354686931788944382557957010191<35> × 3417149308806048848886113884045970301001<40> × 247874627982786911803357109100665525335628344411<48> × 3921540241899997743946348436968909016942736810545077310247301<61> |