Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 435: | \[{8^{435}-1\over7}\] | 31 × 73 × 151 × 233 × 631 × 1103 × 2089 × 4177 × 23311 × 2647790191 × 9857737155463<13> × 256582225885581001782477601<27> × 2679895157783862814690027494144991<34> × 178137551056208627463817592059032323866951<42> × 328017025014102923449988663752960080886511412965881<51> × 8441179772371421674531721794594353008353030118334743354032430660959885410393084115403466936567108606224167769656493706787774535918393941226448672702219851771358907046077397989741802317540857031<193> |