Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 403: | \[{25^{403}-1\over24}\] | 1303 × 1861 × 5227 × 38923 × 1892489 × 21207101 × 142958609 × 305175781 × 28086211607<11> × 50422342829<11> × 688730186119<12> × 8134973129579141<16> × 625552508473588471<18> × 793899011193308548529<21> × 311447631608357947354270996859<30> × 5031770563367301370277089549186021905732092831<46> × 290997650534397141563820246300495954484696648210147356023<57> × 3289738876326055626218496122253460916812420650821714159179769278548188108251<76> × 50692274351165075296529758515617402544053669424430715143598748112190442477479524889<83> × 37717127126401954478194086080512967762194918297166116579032230597529026058909984277833273807558729442826119051153822080914726127669366229943<140> |