Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 450: | \[{5^{450}-1\over4}\] | 2 × 33 × 7 × 11 × 19 × 31 × 61 × 71 × 101 × 151 × 181 × 251 × 401 × 521 × 829 × 1171 × 1741 × 1901 × 3301 × 5167 × 7621 × 118801 × 119701 × 169831 × 826201 × 1274851 × 1989151 × 2596501 × 9384251 × 20775901 × 24665701 × 49892851 × 149439601 × 183794551 × 297315901 × 1086749551 × 50150933101<11> × 1390332823651<13> × 60081451169922001<17> × 64317527962486535125801<23> × 489346511141264975761501<24> × 798134988394850122586201262390451<33> × 45551133373066976666756345380132758853411801<44> |