Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 385: | \[{7^{385}-1\over6}\] | 29 × 1123 × 2801 × 4621 × 4733 × 293459 × 724487149 × 2127431041 × 6809710909<10> × 77192844961<11> × 2613660216179879661629787646541<31> × 88262612316754526107621113329689<32> × 5457586804596062091175455674392801<34> × 432414771234341663469178268617841682553148346701<48> × 14878680152107046079659067617026789548223010375918789885612610479402344449248026344207624350863724776525066986110111964541<122> |