Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 318: | \[{6^{318}-1\over5}\] | 7 × 31 × 43 × 107 × 13781 × 97351567 × 118721004139<12> × 33685364386033<14> × 67587459957091<14> × 357293834576449<15> × 71080464397105403<17> × 79850963147627239<17> × 7091531088740602980647<22> × 886629624220623485114684453959<30> × 13888279563077823030315573706460911<35> × 88342645123243360518614293208997935963729713364951837539<56> |