Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 153: | \[{26^{153}-1\over25}\] | 19 × 37 × 103 × 307 × 919 × 1123 × 216649 × 1696363 × 308933353 × 233023283515944109<18> × 40385656825829055229<20> × 48308750112487048414621782064291<32> × 75598652176652785979606109490847863<35> × 1383723886036209314856288817970027477033964698000139276234708526694151948231391<79> |