Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 217: | \[{25^{217}-1\over24}\] | 29 × 449 × 1303 × 1861 × 8681 × 19531 × 51647 × 21207101 × 44245867 × 28086211607<11> × 1828916514769<13> × 1027650404358607<16> × 625552508473588471<18> × 20864888505062314147<20> × 15980751282110028000355021636790133307675677495182783203962552902537435305384361<80> × 32880066613669997886452062118468047118941660083643595052667236211020251230387736755622191604390430911142652289<110> |