Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 438: | \[{25^{438}-1\over24}\] | 2 × 3 × 7 × 13 × 31 × 293 × 439 × 601 × 877 × 429241 × 2183431 × 4853479 × 5729041 × 27133517 × 84128413 × 1526556583 × 7032466681<10> × 63554310563<11> × 1278677279155561<16> × 4725897742147117<16> × 777612767772190289<18> × 3570677866897550288203<22> × 772557938155429260697128053<27> × 239701757320911389817996792709<30> × 249603886403307106321078321358781541<36> × 9519524151770349914726200576714027279<37> × 83444903937506307499012871042158205119704061635459618689<56> × 140099662405761231019979868685126328277639556707922162027<57> × 366676038760615062548074285016706043440761337360791812501<57> × 56106638412011647613673136638817384350756609522696119978833602871939825002803049326397266508408352377313016256420503330197288806624340656551419904974989580729<158> |