Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 539: | \[{5^{539}-1\over4}\] | 19531 × 54979 × 12207031 × 527093491 × 632313695861<12> × 8090594434231<13> × 16515542987791<14> × 162715052426691233701<21> × 200832542780845078687739<24> × 227376585863531112677002031251<30> × 2125519478084955221524126366111<31> × 1506866591302685658736761897894749123304586716809620457263911928668386963883986557364697602137962455886897567042343015668299115351594165727582549378223450110639530890460022122425958601492375810456602907065480661<211> |