Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 363: | \[{8^{363}-1\over7}\] | 23 × 73 × 89 × 199 × 727 × 8713 × 153649 × 599479 × 7593961 × 33057806959<11> × 75824014993<11> × 141641296831<12> × 27306046411338223<17> × 1786393878363164227858270210279<31> × 335694389427634954071771421573041823051433281<45> × 6148629656539349648850688099941128013039964611990754521512906071<64> × 201173181523034822195501501485330434629435000176256299969670508589566061752482785323045293153959210827449143<108> |