Base 9 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 728: | \[{9^{728}-1\over8}\] | 23 × 5 × 17 × 29 × 41 × 53 × 113 × 193 × 547 × 1093 × 1249 × 8737 × 13729 × 16493 × 19489 × 398581 × 430697 × 595141 × 647753 × 797161 × 4151057 × 5863313 × 13348609 × 475356961 × 2093124281 × 4011586307 × 4795973261<10> × 2354116499281<13> × 2452788561133<13> × 37644053098601<14> × 1037931263948489<16> × 36214795668330833<17> × 9779184352353998401<19> × 26991989774201983441<20> × 3745603812007166116831643<25> × 8020268052006672644765857<25> × 46099121487035938900247761<26> × 210589810325079730354486769<27> × 780464337846444296785447886881<30> × 25174749962597054835997589858914033973306699512139897<53> × 563920755493974354012062097199694635409966586035902917973392670446241<69> × 99181605097461084120049257518183472033220255192215269211519293585537956057679147196142137761205338484101778052733959318026679573491986956724550618564606121270005819893009735634172875291598195418688615975079601<209> |