Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 304: | \[{14^{304}-1\over13}\] | 3 × 5 × 17 × 41 × 191 × 197 × 937 × 5393 × 16097 × 26981 × 484577 × 5363068468501<13> × 77312552100349<14> × 459715689149916492091<21> × 33805377353247040129578560281<29> × 6731890018414996820545312785519077532409388510938358404874398620864930353<73> × 33205288961346216660203569154488188152577890359580014572987390338022929154267486961<83> × 338016054668163850009794420115653538832449620870133942437493692106417491283936761638641<87> |