Prime Numbers in JavaScript in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 295th marekMin 563 64 24 Jun 2020 295th eecb 563 64 24 Nov 2020 295th berenteb 🇭🇺 563 64 10 Dec 2020 295th undefined-moe 563 64 20 Feb 2021 295th kozgera 563 64 16 Mar 2021 295th Ivraj 563 64 18 Aug 2021 295th samuelscheit 563 64 29 Jun 2023 295th Intevel 🇩🇪 563 64 5 Jul 2023 309th iamsolarpowered 554 65 7 Dec 2017 309th ciaranmag 554 65 25 Jan 2019 309th ianpoe 554 65 26 Feb 2020 309th StefanTifrea 554 65 15 Jul 2020 309th alex-oser 🇲🇰 554 65 8 Sep 2021 309th WilliamKeating 554 65 13 Jan 2022 309th inverseLorentz 🇦🇺 554 65 25 Jun 2022 309th unfinishedprogram 554 65 25 Aug 2022 309th xnacly 🇩🇪 554 65 29 Jun 2023 309th AndFly33 554 65 30 Jun 2023 309th IchBinMichMarkus 554 65 11 Jul 2023 320th hyperneutrino 545 66 10 Jan 2018 320th SamirHodzic 545 66 10 Oct 2018 320th Great-Gamer 545 66 23 Feb 2022 320th SMP0507_thdgit 545 66 24 Mar 2023 320th willpiam 545 66 20 Oct 2023 320th TotoAJ 545 66 12 Dec 2023 320th TheLazySquid 545 66 26 Sep 2024 320th BalaM314 545 66 7 Feb 2025 328th Muhammad-Salman-Sheikh 537 67 16 Apr 2018 328th ioioii 537 67 13 Dec 2019 328th taklam 537 67 4 Jul 2020 328th voxxal 537 67 9 Aug 2020 328th ryguyNelson 537 67 19 Aug 2020 328th baby-steve 537 67 2 May 2021 328th cbondurant 537 67 7 May 2021 328th laughingsheep 537 67 2 Jul 2022 328th DCerane 537 67 14 Oct 2022 328th jorbDehmel 🇺🇸 537 67 7 Apr 2023 328th Ow0cast 537 67 22 Jun 2025 339th mikerees 529 68 9 Aug 2019 339th the-north-dev 529 68 29 Aug 2020 339th Bejofo 529 68 2 Apr 2021 339th jhunterkohler 529 68 19 May 2021 343rd davidbutt 522 69 26 Jul 2018 343rd dcure73 522 69 7 Jun 2019 343rd oskarl 522 69 2 Aug 2019 343rd SpareManiKatti 522 69 15 Jul 2021 343rd Hacksore 🇺🇸 522 69 17 Aug 2021 343rd berdzi 522 69 11 Mar 2022 343rd TechNolaByte 522 69 11 Apr 2022 343rd dommmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmy 522 69 27 May 2024 351st McErer 514 70 12 Jan 2019 351st ershadi-sayuri 514 70 12 Jan 2022 353rd ethan7g 507 71 16 Apr 2020 353rd dsntzn 🇸🇰 507 71 21 Aug 2020 353rd con-cs 507 71 15 Oct 2021 353rd AustinH-Ntt 507 71 7 Jul 2023 353rd goodwyna21 507 71 24 Oct 2024 358th rowboat1 500 72 16 Feb 2019 358th E2dgar 500 72 30 Jan 2022 360th moshiba 493 73 18 Apr 2018 360th NuqieNoila 493 73 20 Feb 2019 360th sethimcclaine 493 73 5 Apr 2019 360th toschug 493 73 17 Feb 2020 360th Y0UR-U5ERNAME 493 73 3 Sep 2021 360th hippopotam00sehead 🇨🇦 493 73 12 Sep 2024 360th non-bin 493 73 26 Jun 2025 367th Kees-van-Beilen 486 74 24 Jun 2023 367th SpiritAxolotl 🇺🇸 486 74 4 Sep 2025 369th BillyBobFry 480 75 22 Oct 2021 369th QuincyNash 🇺🇸 480 75 14 Dec 2022 369th zt14427 480 75 13 May 2024 372nd sharabiania 474 76 1 Mar 2018 372nd Kauhentus 474 76 7 Dec 2019 372nd OllieBoyne 🇬🇧 474 76 24 Jan 2021 372nd TheRealOhead 🇺🇸 474 76 28 Sep 2023 First Prev 301–375 of 459 Next Last