Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 868: | \[{5^{868}-1\over4}\] | 22 × 3 × 13 × 29 × 449 × 1303 × 1861 × 8681 × 19531 × 32117 × 51647 × 21207101 × 26490493 × 44245867 × 234750601 × 28086211607<11> × 1828916514769<13> × 339914790655637<15> × 493140571225597<15> × 1027650404358607<16> × 625552508473588471<18> × 8124604717965111529<19> × 20864888505062314147<20> × 102651353523520067851969<24> × 15980751282110028000355021636790133307675677495182783203962552902537435305384361<80> × 32880066613669997886452062118468047118941660083643595052667236211020251230387736755622191604390430911142652289<110> × 3105053528303208545079632351859704216930764396114749410030755840663552363977266506158362610293981517576586361124980320818528909802804827573798103726185724741780548010962858622818068337719929040715089128974500689<211> |