Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 520: | \[{27^{520}-1\over26}\] | 24 × 52 × 7 × 112 × 13 × 31 × 41 × 53 × 61 × 73 × 79 × 131 × 157 × 241 × 271 × 313 × 521 × 1181 × 2341 × 2887 × 3121 × 4561 × 6481 × 6553 × 7333 × 10141 × 29641 × 298801 × 325729 × 398581 × 797161 × 2389921 × 2957761 × 3701101 × 26050081 × 39838501 × 42521761 × 47763361 × 309746737 × 419437201 × 2093124281 × 4795973261<10> × 10080658121<11> × 54975287251<11> × 3785998525531<13> × 37644053098601<14> × 56919999055921<14> × 82669546937641<14> × 110133112994711<15> × 271722723752757889<18> × 1037093029970883601<19> × 97216352205800274726241<23> × 105919308797935444986721<24> × 459876893330807555241601<24> × 901949427723250036534561<24> × 25603479048981402918767053418641<32> × 85515537811724373585467087637721<32> × 104542451469611729792043170216041<33> × 98139929939748977208994554331725481<35> × 8342250511483542640541811608704672321<37> × 20795134293690804171286866969789777553<38> × 754838569088588784394812286544789825342893875779651500262379149621872341342070432101475513905840558352042527350584689114663281586989172124362001<144> |