Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 152: | \[{14^{152}-1\over13}\] | 3 × 5 × 41 × 191 × 197 × 937 × 26981 × 5363068468501<13> × 77312552100349<14> × 459715689149916492091<21> × 33805377353247040129578560281<29> × 33205288961346216660203569154488188152577890359580014572987390338022929154267486961<83> |