tables > repunit > 20

Base 20 Repunits

Table

Viewing: 665 – 665 << prev next >>

(available: 0-999)

Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 665: \[{20^{665}-1\over19}\] 11 × 19 × 29 × 61 × 71 × 191 × 251 × 491 × 571 × 701 × 761 × 911 × 2129 × 23311 × 32719 × 43891 × 164011 × 255361 × 90406751 × 189137401 × 2741840791 × 75368484119<11> × 192696104561<12> × 328942854011<12> × 1894266356321<13> × 5345949717781<13> × 6174163589791<13> × 13295107990361<14> × 64100641881631<14> × 2505465588794071<16> × 8348312308495531<16> × 191545757049655543317301<24> × 59457999092908767491225521<26> × 8776164666072488886789698957877451<34> × 2672419181885638588413640317577254742085726012350062127894360278809061606258187035774281129<91> × [23609914659080477776797001474877428704307084085736048268127553996391254951064262912245891137596305717428628812158437760559287622741982370074692911964084462474886783732544348404390476921122577877239336101558275436870329145734587989551699314912889137452320695223911401694211576430756209176926599441816358522726400233134641616093241384485947485992923305722705783762861080301150916131504444663747799041212005520362890368219327843571168386504206960118222572442803321038069740731609398031<482>]

Index range: 665 – 665 << prev next >>