Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 475: | \[{25^{475}-1\over24}\] | 11 × 71 × 101 × 191 × 251 × 401 × 521 × 761 × 1901 × 2851 × 4561 × 5701 × 6271 × 19609 × 213029 × 1954151 × 3981071 × 4113691 × 9384251 × 50150933101<11> × 15859350277801<14> × 1245576402371959291<19> × 11600321878916922053491<23> × 179763436784239734042181<24> × 309828362361188845069741<24> × 11360856146437080511603913201<29> × 11971699680363533589698621027808346660430201<44> × 4608870245707777930782391371723915459255110927237679601<55> × 51381585875187426552800323998998162349738632602963702093223699747258701<71> × 347490622692625148334686200496162077889916580996992482833633014083203033237999934148869452023801162727212010339824740351<120> × 91684638340627816726278807781272972581463147453978690551536288648116767228841560785714185732846425898496378204506279566292717127330727247010099895048805724137937801<164> |