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 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 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Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix 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 Chars Time Submitted 315th inverseLorentz 🇦🇺 554 65 11ms 25 Jun 2022 315th unfinishedprogram 554 65 9ms 25 Aug 2022 315th xnacly 🇩🇪 554 65 10ms 29 Jun 2023 315th AndFly33 554 65 9ms 30 Jun 2023 315th IchBinMichMarkus 554 65 9ms 11 Jul 2023 315th amazingalek 🇳🇴 554 65 10ms 26 Dec 2025 327th hyperneutrino 545 66 9ms 10 Jan 2018 327th SamirHodzic 545 66 9ms 10 Oct 2018 327th Great-Gamer 545 66 9ms 23 Feb 2022 327th SMP0507_thdgit 545 66 8ms 24 Mar 2023 327th willpiam 545 66 9ms 20 Oct 2023 327th TotoAJ 545 66 10ms 12 Dec 2023 327th TheLazySquid 545 66 10ms 26 Sep 2024 327th BalaM314 545 66 9ms 7 Feb 2025 327th kurkale6ka 545 66 9ms 12 Dec 2025 336th Muhammad-Salman-Sheikh 537 67 8ms 16 Apr 2018 336th ioioii 537 67 8ms 13 Dec 2019 336th taklam 537 67 8ms 4 Jul 2020 336th voxxal 537 67 9ms 9 Aug 2020 336th ryguyNelson 537 67 9ms 19 Aug 2020 336th baby-steve 537 67 10ms 2 May 2021 336th cbondurant 537 67 9ms 7 May 2021 336th laughingsheep 537 67 10ms 2 Jul 2022 336th DCerane 537 67 11ms 14 Oct 2022 336th jorbDehmel 🇺🇸 537 67 9ms 7 Apr 2023 336th Ow0cast 537 67 9ms 22 Jun 2025 347th mikerees 529 68 9ms 9 Aug 2019 347th the-north-dev 529 68 8ms 29 Aug 2020 347th Bejofo 529 68 9ms 2 Apr 2021 347th jhunterkohler 529 68 9ms 19 May 2021 351st davidbutt 522 69 10ms 26 Jul 2018 351st dcure73 522 69 10ms 7 Jun 2019 351st oskarl 522 69 9ms 2 Aug 2019 351st SpareManiKatti 522 69 8ms 15 Jul 2021 351st Hacksore 🇺🇸 522 69 9ms 17 Aug 2021 351st berdzi 522 69 10ms 11 Mar 2022 351st TechNolaByte 522 69 8ms 11 Apr 2022 358th McErer 514 70 9ms 12 Jan 2019 358th ershadi-sayuri 514 70 10ms 12 Jan 2022 360th ethan7g 507 71 10ms 16 Apr 2020 360th dsntzn 🇸🇰 507 71 11ms 21 Aug 2020 360th con-cs 507 71 9ms 15 Oct 2021 360th AustinH-Ntt 507 71 10ms 7 Jul 2023 360th goodwyna21 507 71 10ms 24 Oct 2024 365th rowboat1 500 72 9ms 16 Feb 2019 365th E2dgar 500 72 10ms 30 Jan 2022 367th moshiba 493 73 10ms 18 Apr 2018 367th NuqieNoila 493 73 9ms 20 Feb 2019 367th sethimcclaine 493 73 9ms 5 Apr 2019 367th toschug 493 73 9ms 17 Feb 2020 367th Y0UR-U5ERNAME 493 73 9ms 3 Sep 2021 367th hippopotam00sehead 🇨🇦 493 73 10ms 12 Sep 2024 367th non-bin 493 73 9ms 26 Jun 2025 374th Kees-van-Beilen 486 74 10ms 24 Jun 2023 374th SpiritAxolotl 🇺🇸 486 74 9ms 4 Sep 2025 376th BillyBobFry 480 75 10ms 22 Oct 2021 376th QuincyNash 🇺🇸 480 75 9ms 14 Dec 2022 376th zt14427 480 75 10ms 13 May 2024 379th sharabiania 474 76 9ms 1 Mar 2018 379th Kauhentus 474 76 10ms 7 Dec 2019 379th OllieBoyne 🇬🇧 474 76 10ms 24 Jan 2021 379th TheRealOhead 🇺🇸 474 76 8ms 28 Sep 2023 379th Jak-Ch-ll 474 76 9ms 6 Jul 2025 384th JRaspass 🇬🇧 468 77 11ms 7 Jul 2020 384th DizzyLeChuck 468 77 9ms 25 Aug 2020 384th theunofficialcoder 468 77 8ms 17 Aug 2021 384th hacker19374 468 77 9ms 8 Mar 2023 384th olleicua 🇺🇸 468 77 9ms 11 Sep 2025 384th MadScience137 468 77 9ms 24 Sep 2025 390th tehgeg 462 78 8ms 2 Mar 2019 391st MarlonClark 456 79 10ms 30 Dec 2019 391st RobbertC5 456 79 9ms 23 May 2020 391st KatieLG-Transpiler 🇬🇧 456 79 9ms 23 Jun 2022 391st hacker112 🇸🇪 456 79 9ms 20 Jun 2024 395th jessegyger 450 80 9ms 14 Jan 2022 395th Moreallure 450 80 9ms 4 May 2024 395th JesseNoEyes 🇺🇸 450 80 10ms 4 Oct 2024 398th obadiar-zz 444 81 9ms 5 Dec 2017 398th Randomness74 444 81 9ms 14 Mar 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