Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 107: | \[{26^{107}-1\over25}\] | 857 × 67411 × 1680300118519906240736752778184062511636131644979236021486890446357<67> × 10401830548148710374704335431768286977749671177618725707091309840273782260513<77> |