Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 99: | \[{26^{99}-1\over25}\] | 19 × 23 × 37 × 67 × 199 × 397 × 65539 × 97395563 × 308933353 × 639024871 × 2557674531127<13> × 447574944315334243<18> × 8231476532791192561<19> × 4757837024622163993459686263516654200638031438861<49> |