Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 242: | \[{8^{242}-1\over7}\] | 32 × 23 × 67 × 89 × 683 × 727 × 2179 × 8713 × 20857 × 117371 × 599479 × 7593961 × 75824014993<11> × 19488182484739<14> × 11054184582797800455736061107<29> × 1786393878363164227858270210279<31> × 335694389427634954071771421573041823051433281<45> × 39699266645852731908271396177298928124355765422009<50> |