Prime Numbers in JavaScript in chars. 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 Chars Time Submitted 317th alex-oser 🇲🇰 554 65 12ms 8 Sep 2021 317th WilliamKeating 554 65 10ms 13 Jan 2022 317th inverseLorentz 🇦🇺 554 65 9ms 25 Jun 2022 317th unfinishedprogram 554 65 10ms 25 Aug 2022 317th xnacly 🇩🇪 554 65 10ms 29 Jun 2023 317th AndFly33 554 65 10ms 30 Jun 2023 317th IchBinMichMarkus 554 65 10ms 11 Jul 2023 317th amazingalek 🇳🇴 554 65 11ms 26 Dec 2025 329th hyperneutrino 545 66 9ms 10 Jan 2018 329th SamirHodzic 545 66 9ms 10 Oct 2018 329th Great-Gamer 545 66 10ms 23 Feb 2022 329th SMP0507_thdgit 545 66 10ms 24 Mar 2023 329th willpiam 545 66 10ms 20 Oct 2023 329th TotoAJ 545 66 9ms 12 Dec 2023 329th TheLazySquid 545 66 10ms 26 Sep 2024 329th BalaM314 545 66 9ms 7 Feb 2025 329th kurkale6ka 545 66 8ms 12 Dec 2025 338th Muhammad-Salman-Sheikh 537 67 9ms 16 Apr 2018 338th ioioii 537 67 9ms 13 Dec 2019 338th taklam 537 67 10ms 4 Jul 2020 338th voxxal 537 67 9ms 9 Aug 2020 338th ryguyNelson 537 67 10ms 19 Aug 2020 338th baby-steve 537 67 10ms 2 May 2021 338th cbondurant 537 67 11ms 7 May 2021 338th laughingsheep 537 67 10ms 2 Jul 2022 338th DCerane 537 67 10ms 14 Oct 2022 338th jorbDehmel 🇺🇸 537 67 9ms 7 Apr 2023 338th Ow0cast 537 67 9ms 22 Jun 2025 349th mikerees 529 68 9ms 9 Aug 2019 349th the-north-dev 529 68 9ms 29 Aug 2020 349th Bejofo 529 68 10ms 2 Apr 2021 349th jhunterkohler 529 68 11ms 19 May 2021 353rd davidbutt 522 69 11ms 26 Jul 2018 353rd dcure73 522 69 10ms 7 Jun 2019 353rd oskarl 522 69 9ms 2 Aug 2019 353rd SpareManiKatti 522 69 10ms 15 Jul 2021 353rd Hacksore 🇺🇸 522 69 10ms 17 Aug 2021 353rd berdzi 522 69 10ms 11 Mar 2022 353rd TechNolaByte 522 69 10ms 11 Apr 2022 360th McErer 514 70 9ms 12 Jan 2019 360th ershadi-sayuri 514 70 10ms 12 Jan 2022 362nd ethan7g 507 71 10ms 16 Apr 2020 362nd dsntzn 🇸🇰 507 71 10ms 21 Aug 2020 362nd con-cs 507 71 11ms 15 Oct 2021 362nd AustinH-Ntt 507 71 10ms 7 Jul 2023 362nd goodwyna21 507 71 8ms 24 Oct 2024 367th rowboat1 500 72 9ms 16 Feb 2019 367th E2dgar 500 72 10ms 30 Jan 2022 369th moshiba 493 73 10ms 18 Apr 2018 369th NuqieNoila 493 73 8ms 20 Feb 2019 369th sethimcclaine 493 73 11ms 5 Apr 2019 369th toschug 493 73 9ms 17 Feb 2020 369th Y0UR-U5ERNAME 493 73 10ms 3 Sep 2021 369th hippopotam00sehead 🇨🇦 493 73 10ms 12 Sep 2024 369th non-bin 493 73 10ms 26 Jun 2025 376th Kees-van-Beilen 486 74 9ms 24 Jun 2023 376th SpiritAxolotl 🇺🇸 486 74 9ms 4 Sep 2025 378th BillyBobFry 480 75 11ms 22 Oct 2021 378th QuincyNash 🇺🇸 480 75 9ms 14 Dec 2022 378th zt14427 480 75 9ms 13 May 2024 381st sharabiania 474 76 10ms 1 Mar 2018 381st Kauhentus 474 76 11ms 7 Dec 2019 381st OllieBoyne 🇬🇧 474 76 10ms 24 Jan 2021 381st owen-c-parker 🇺🇸 474 76 8ms 28 Sep 2023 381st jak-ch-ll 474 76 10ms 6 Jul 2025 386th JRaspass 🇬🇧 468 77 9ms 7 Jul 2020 386th DizzyLeChuck 468 77 12ms 25 Aug 2020 386th theunofficialcoder 468 77 9ms 17 Aug 2021 386th hacker19374 468 77 10ms 8 Mar 2023 386th olleicua 🇺🇸 468 77 9ms 11 Sep 2025 386th MadScience137 468 77 9ms 24 Sep 2025 392nd tehgeg 462 78 9ms 2 Mar 2019 393rd MarlonClark 456 79 10ms 30 Dec 2019 393rd RobbertC5 456 79 9ms 23 May 2020 393rd KatieLG-Transpiler 🇬🇧 456 79 9ms 23 Jun 2022 393rd hacker112 🇸🇪 456 79 11ms 20 Jun 2024 397th jessegyger 450 80 10ms 14 Jan 2022 397th Moreallure 450 80 8ms 4 May 2024 397th JesseNoEyes 🇺🇸 450 80 11ms 4 Oct 2024 400th obadiar-zz 444 81 9ms 5 Dec 2017 First Prev 321–400 of 469 Next Last