Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 810: | \[{7^{810}-1\over6}\] | 23 × 34 × 11 × 19 × 31 × 37 × 43 × 109 × 163 × 191 × 271 × 487 × 541 × 811 × 1063 × 1621 × 2377 × 2801 × 3727 × 15877 × 117307 × 154351 × 159871 × 185221 × 295831 × 2583253 × 3368791 × 4356181 × 6568801 × 7777981 × 25566031 × 40724371 × 1527007411 × 17796529171<11> × 125096112091<12> × 1628413557556843<16> × 175561876921802311<18> × 121630339096334149604401<24> × 70722308812401674174993533367023<32> × 797937984757981841530188510084780901<36> × 3426171911854086574033958308360873411<37> × 9702177054167026087524587559070266823314361<43> × 836245785645183002158687464381006152656127031961<48> × 27647079089100876068752908298057505373446650591300028391952835991001<68> × 23734470874207003516943316250997267731230998109524120436097539229307765419910504130421<86> × 16262203440200275969873675851839912048866143576843597167708626708062812096182628542578202906318184136815792555834423719634750311<128> |