Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 581: | \[{5^{581}-1\over4}\] | 19531 × 1178269 × 20515111 × 12619631985242813119<20> × 1431185706701868962383741<25> × 88040095945103834627376781<26> × 4207717144335285598749820998090750517213500844607085871471089361240794063703519367158542756605710858187328594100925927195465815698671368547263465193971390585801384336818033753147973749479433129889254112930114754418023742994113529825651360227482056519691639549153153906131718540662679087554868719465206837321040088687011<319> |