Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 720: | \[{30^{720}-1\over29}\] | 72 × 11 × 13 × 17 × 19 × 31 × 37 × 41 × 53 × 61 × 67 × 73 × 163 × 181 × 241 × 271 × 337 × 401 × 1171 × 1297 × 3361 × 4831 × 11161 × 12211 × 12241 × 13681 × 19801 × 54121 × 63361 × 71261 × 120871 × 155521 × 341191 × 421381 × 517831 × 809101 × 837931 × 3471121 × 4234801 × 4855073 × 9820801 × 12109381 × 21872881 × 51941161 × 203309569 × 532856497 × 695409601 × 729027001 × 1116560161 × 8987660137<10> × 87335713721<11> × 154589869729<12> × 589750143841<12> × 656830663921<12> × 2544963436321<13> × 807848290154833<15> × 2200625521380361<16> × 11122038072349381<17> × 199062063351600481<18> × 256662120029225761<18> × 531440999271000001<18> × 708429422141951761<18> × 1137692300860897741<19> × 65616914541578489281<20> × 41806278314664799375825111<26> × 10375068288218822877105708961<29> × 241177690971657855145669242527731<33> × 314204279252978276279561156657657761<36> × 2924547397501754222018609703638808715140241<43> × 1870023691188808425481436195490492649000264321<46> × 61500727121721287481388589051657671331974143037008481110254433307633<68> × 35316379675985388748212154300906863336330953382078354637868377474905345045516088417274881<89> × [1307685670160974657042452538654670015622506444203720171522135066036065851026283555959735541872101683168120413473052295764549898036763079245196210081724015360738237624064145150500618781538846207660973388727417434177131113268647397562714944260563205844591836954401<262>] |