Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 216: | \[{26^{216}-1\over25}\] | 36 × 7 × 17 × 19 × 31 × 37 × 73 × 109 × 181 × 433 × 677 × 757 × 1567 × 1621 × 2161 × 2521 × 26881 × 1586737 × 78020713 × 102966067 × 308933353 × 7050697273<10> × 77768062633<11> × 88587776413<11> × 208826607601<12> × 2253596398489<13> × 2564788494529<13> × 34886419791409<14> × 18309334550060809<17> × 89761824918036320617<20> × 6270901978304294694901<22> × 124090615473609167293681<24> × 4148072241945185156748249817<28> × 1794138057590111906163964571584051301209393<43> |