Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 560: | \[{27^{560}-1\over26}\] | 25 × 52 × 72 × 112 × 17 × 29 × 31 × 41 × 43 × 61 × 71 × 73 × 97 × 113 × 193 × 211 × 241 × 271 × 281 × 337 × 421 × 547 × 577 × 673 × 769 × 1009 × 1051 × 1093 × 1181 × 2269 × 2857 × 3361 × 4201 × 4561 × 4801 × 6301 × 6481 × 13441 × 13921 × 14401 × 16493 × 18481 × 19489 × 24151 × 73361 × 167329 × 298801 × 368089 × 430697 × 647753 × 1616161 × 2425921 × 3369031 × 3454081 × 26050081 × 28596961 × 32839661 × 42521761 × 47763361 × 94373861 × 109688713 × 162410641 × 2108826721 × 2664097031 × 4035574481 × 7035101641<10> × 26751945361<11> × 112810992001<12> × 128653413121<12> × 374857981681<12> × 871383685710721<15> × 36214795668330833<17> × 222665666643176401<18> × 369879560116990841<18> × 419208734084813681<18> × 3353336738929580410561<22> × 51383579021948491809121<23> × 122082169547398535336209894561<30> × 2672353606857798231021730036241<31> × 120269035510423913774671677928007008342081<42> × 473451024093683360527418040621798755737921<42> × 2047314589905164660182861222233071665633201<43> × 52436199864052485378298714661486394224388884110601277121<56> × 33975654314243502386078526584093358396375754973914278847463213157551666898737760234828031893382471568243041<107> |