Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 291: | \[{25^{291}-1\over24}\] | 3 × 7 × 31 × 389 × 8731 × 29683 × 261707 × 264811 × 547663 × 15247819 × 65482996292971<14> × 425798685220729<15> × 20721014227435723<17> × 90130760102421063383<20> × 27430239803369083066006288929529<32> × 102243594151983391750660845889189<33> × 153159805660301568024613754993807288151489686913246436306439<60> × 89518836675695542884136283748736726258289612780506382162271982403430634278399444818023<86> × 34611033834995765790775485250424276896925218757932561338298955171420128420674899049543013420771<95> |