Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 335: | \[{8^{335}-1\over7}\] | 31 × 151 × 1609 × 22111 × 464311 × 193707721 × 1532217641 × 761838257287<12> × 68626625145959029951<20> × 87449423397425857942678833145441<32> × 663636889167401354279502795531186216903001<42> × 21505409328405921060057783156144213618485460844911284448661782641<65> × 32709775817853043375927129449580176700915280951481112121660051681431157746548364566503491912349761<98> |