Emirp Numbers in Ruby in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 73rd ejini6969 686 86 40ms 1 Apr 2023 77th rlue 678 87 41ms 8 Nov 2017 77th dokutan 678 87 30ms 14 Apr 2024 79th gilufin 656 90 41ms 23 May 2021 80th aydamak 648 91 39ms 15 May 2024 81st snltd 641 92 36ms 14 Aug 2019 81st n1LS 641 92 34ms 22 Oct 2019 83rd atayarani 628 94 35ms 17 Jan 2019 84th robymus 621 95 87ms 17 Sep 2018 84th KrausRaus 🇺🇸 621 95 43ms 1 Jan 2022 84th yzhs 🇩🇪 621 95 39ms 20 Jul 2022 87th biinari 615 96 36ms 27 Mar 2018 87th proton 🇩🇪 615 96 34ms 10 Jun 2020 87th HallMatthew314 615 96 38ms 5 Dec 2021 90th ninjawarrior1337 602 98 40ms 1 Dec 2021 90th purp 602 98 37ms 13 Aug 2022 92nd AnthonySuper 596 99 37ms 10 Nov 2017 93rd ni3t 590 100 40ms 12 Dec 2018 94th CaAlden 578 102 39ms 11 May 2019 94th Eebil 578 102 39ms 20 Mar 2023 96th chris-arsenault 573 103 35ms 2 Feb 2018 97th iamsolarpowered 567 104 54ms 15 Dec 2017 97th michaelrychly 567 104 42ms 3 May 2019 99th babcockd 562 105 39ms 19 Dec 2017 99th caerbannogwhite 562 105 61ms 13 Apr 2018 99th esmg1 562 105 43ms 21 Aug 2018 99th boxjelly 562 105 83ms 12 Feb 2021 99th alexjurkiewicz 🇦🇺 562 105 92ms 7 Nov 2023 104th flavono123 546 108 42ms 20 Dec 2019 105th jthorup84 541 109 43ms 22 Nov 2017 105th kirbyyourmom 🇬🇧 541 109 44ms 25 Feb 2021 107th graemewalters 522 113 39ms 24 Mar 2019 108th RubenBrocke 509 116 38ms 3 Jul 2019 109th zstearman3 500 118 40ms 12 Jul 2018 110th sacthedev 496 119 37ms 5 Apr 2018 111th segiddins 480 123 36ms 24 Aug 2018 111th DaCuteRaccoon 480 123 36ms 27 Apr 2022 113th yokasuretsu 468 126 63ms 16 Apr 2018 114th Noxilex 461 128 38ms 20 Mar 2019 115th acornellier 444 133 34ms 11 Dec 2018 116th idoschor 437 135 38ms 28 Dec 2020 117th JRaspass 🇬🇧 418 141 32ms 12 Feb 2018 117th retrohun 418 141 34ms 21 Dec 2018 117th SpareManiKatti 418 141 32ms 19 Apr 2022 117th KatieLG-Transpiler 🇬🇧 418 141 34ms 24 Jun 2022 117th HumanoidCPU 418 141 35ms 5 May 2024 117th Mabeloid 🇳🇴 418 141 36ms 17 Sep 2024 117th CaedenHarper 🇨🇦 418 141 34ms 13 Aug 2025 124th brianlwatson 360 164 34ms 3 Aug 2019 124th msbranicky 360 164 48ms 8 Sep 2023 126th mokymok 🇺🇸 335 176 35ms 8 Nov 2021 127th kittrz9 333 177 49ms 7 Dec 2017 128th yhm138 138 426 39ms 16 Feb 2025 First Prev 76–128 of 128
