Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 430: | \[{25^{430}-1\over24}\] | 2 × 11 × 13 × 41 × 71 × 173 × 431 × 521 × 1291 × 1549 × 1721 × 9161 × 9547 × 2383921 × 144982241 × 1644512641 × 7866608083<10> × 1628744948329<13> × 2171388367013<13> × 19138570947468281<17> × 1273316896028212631<19> × 172827552198815888791<21> × 1476723231934366547296339034741<31> × 132331554743163541916284364878460504933118649<45> × 29523508733582324644807542345334789774261776361<47> × 14100541201973609621116340293054216571892383095715084191<56> × 340732317219318187306456127459311407346619258419020582677053361801<66> × 16187213283261799744241670327508751111470174529639589756398839278861060299617088374811863647961892041<101> × 1863039883083220908744787815823954967842168929014727762342659345237037936896409322508402835718902635373797579083961<115> |