Base 28 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 462: | \[{28^{462}-1\over27}\] | 3 × 232 × 29 × 43 × 67 × 113 × 199 × 271 × 463 × 631 × 757 × 2269 × 2377 × 3697 × 4159 × 6469 × 8317 × 13007 × 23563 × 29443 × 35771 × 36037 × 55903 × 132679 × 290137 × 365773 × 4422461 × 6077039 × 50545507 × 212170597 × 398169619 × 419758571 × 7351568071<10> × 38286319457<11> × 177222314809<12> × 540610746853<12> × 15215787226333<14> × 223934956756993189<18> × 60219997983486828103<20> × 106807694243182385377<21> × 238589775536039117191<21> × 728277965042053100588761<24> × 8043246179584357573185817<25> × 425141076149786955572181811<27> × 518588145237470045397405330725449<33> × 596296004792289143783696235237309459906021139<45> × 5320614889323243834845114570091316426473321807889<49> × 1585969512733949902616093925139070919308727369792255182963535224816532271<73> × 44408049754770052555829804636745605806137044150609856225089539842742901163944046187525903492039723027585551425645513804603881<125> |