Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 318: | \[{8^{318}-1\over7}\] | 33 × 19 × 73 × 107 × 6043 × 6361 × 6679 × 69431 × 94447 × 4879711 × 13960201 × 20394401 × 242003089 × 540701761 × 229890275929<12> × 28059810762433<14> × 4475130366518102084427698737<28> × 65586217086670450494078662927314573302495970658410743708933357885437868217<74> × 9368364192635570536820270641094526818432914571726884941545525447306194544364947298173904481801<94> |