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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 80th dokutan 678 87 36ms 14 Apr 2024 82nd flekAI 663 89 43ms 2 hours ago 83rd gilufin 656 90 40ms 23 May 2021 84th aydamak 648 91 39ms 15 May 2024 85th snltd 641 92 43ms 14 Aug 2019 85th n1LS 641 92 34ms 22 Oct 2019 87th atayarani 628 94 39ms 17 Jan 2019 87th TheZwierzLF 🇵🇱 628 94 38ms 16 Dec 2025 89th robymus 621 95 68ms 17 Sep 2018 89th KrausRaus 🇺🇸 621 95 39ms 1 Jan 2022 89th yzhs 🇩🇪 621 95 37ms 20 Jul 2022 92nd biinari 615 96 39ms 27 Mar 2018 92nd proton 🇩🇪 615 96 37ms 10 Jun 2020 92nd HallMatthew314 615 96 39ms 5 Dec 2021 95th ninjawarrior1337 602 98 38ms 1 Dec 2021 95th purp 602 98 45ms 13 Aug 2022 97th AnthonySuper 596 99 40ms 10 Nov 2017 98th ni3t 590 100 37ms 12 Dec 2018 99th CaAlden 578 102 39ms 11 May 2019 99th Eebil 578 102 39ms 20 Mar 2023 101st chris-arsenault 573 103 43ms 2 Feb 2018 102nd iamsolarpowered 567 104 49ms 15 Dec 2017 102nd michaelrychly 567 104 39ms 3 May 2019 104th babcockd 562 105 43ms 19 Dec 2017 104th caerbannogwhite 562 105 59ms 13 Apr 2018 104th esmg1 562 105 41ms 21 Aug 2018 104th boxjelly 562 105 67ms 12 Feb 2021 104th alexjurkiewicz 🇦🇺 562 105 76ms 7 Nov 2023 109th flavono123 546 108 43ms 20 Dec 2019 110th jthorup84 541 109 41ms 22 Nov 2017 110th kirbyyourmom 🇬🇧 541 109 40ms 25 Feb 2021 112th graemewalters 522 113 40ms 24 Mar 2019 113th RubenBrocke 509 116 38ms 3 Jul 2019 114th zstearman3 500 118 40ms 12 Jul 2018 115th sacthedev 496 119 44ms 5 Apr 2018 116th segiddins 480 123 40ms 24 Aug 2018 116th DaCuteRaccoon 480 123 41ms 27 Apr 2022 118th yokasuretsu 468 126 65ms 16 Apr 2018 119th Noxilex 461 128 39ms 20 Mar 2019 120th acornellier 444 133 36ms 11 Dec 2018 121st idoschor 437 135 37ms 28 Dec 2020 122nd JRaspass 🇬🇧 418 141 38ms 12 Feb 2018 122nd retrohun 418 141 36ms 21 Dec 2018 122nd SpareManiKatti 418 141 34ms 19 Apr 2022 122nd KatieLG-Transpiler 🇬🇧 418 141 34ms 24 Jun 2022 122nd HumanoidCPU 418 141 33ms 5 May 2024 122nd Mabeloid 🇳🇴 418 141 34ms 17 Sep 2024 122nd CaedenHarper 🇨🇦 418 141 33ms 13 Aug 2025 129th jusaka 404 146 62ms 3 days ago 130th brianlwatson 360 164 38ms 3 Aug 2019 130th msbranicky 360 164 48ms 8 Sep 2023 132nd mokymok 🇺🇸 335 176 33ms 8 Nov 2021 133rd kittrz9 333 177 34ms 7 Dec 2017 134th yhm138 138 426 38ms 16 Feb 2025 First Prev 81–134 of 134
