Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 369: | \[{8^{369}-1\over7}\] | 73 × 13367 × 262657 × 3887047 × 164511353 × 6376386802464073<16> × 177722253954175633<18> × 7675195491326802969559<22> × 472897006006202784083089<24> × 242930150369581725249341464475421249205592384370695685937<57> × 1516672492077325421310110560845572404712870458388265156698122349970491269907161540049558908192000973880498619666812180990052099333118579058162494443921775737563349034709751<172> |