Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 235: | \[{5^{235}-1\over4}\] | 11 × 71 × 941 × 4231 × 20885861 × 68308861 × 96766610646500911<17> × 177635683940025046467781066894531<33> × 119132304802963249038638582170539223247561<42> × 4984167530796197623272835380045340488913712527061<49> |