Prime Numbers in C# 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 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 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 Multitap Input 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 ><> 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 ArkScript 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 ArkScript 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 Calendar 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 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 Multitap Input 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 79th HumanoidCPU 616 86 397ms 1 Apr 2024 82nd pallbo 609 87 388ms 21 Nov 2021 82nd Florian-Mt 609 87 426ms 14 Jul 2024 82nd rifatx 609 87 397ms 19 Jul 2024 82nd alicethecatwhisperermeow 609 87 413ms 6 Aug 2024 82nd Natanaelel 🇸🇪 609 87 387ms 10 Apr 2025 82nd snoozingnewt 🇨🇦 609 87 415ms 28 Sep 2025 82nd bilal2709 609 87 397ms 3 hours ago 89th pikti 602 88 397ms 21 Nov 2021 89th p-vf 🇨🇭 602 88 420ms 16 Jul 2022 89th astdefu 602 88 443ms 13 Dec 2022 89th ertz1ertz 602 88 401ms 9 Aug 2024 93rd zer0bits42 596 89 398ms 14 Nov 2022 94th jmhowl 589 90 380ms 21 Nov 2021 94th TheKPAXian 589 90 382ms 21 Nov 2021 94th RandGuy 589 90 419ms 8 Dec 2021 94th Soyo-Wind 589 90 418ms 9 Nov 2025 98th msbranicky 582 91 385ms 22 Aug 2023 99th petroselo 576 92 436ms 21 Nov 2021 100th yannikHoeflich 570 93 402ms 21 Nov 2021 100th rollershutter 570 93 405ms 7 Apr 2022 100th aDwarfNamedUrist 570 93 387ms 11 Sep 2024 103rd muztanger 564 94 394ms 21 Nov 2021 103rd MaxElf999 564 94 381ms 3 Oct 2022 103rd Pyro569 564 94 393ms 20 Jul 2023 106th eshilo-draper 546 97 385ms 3 Sep 2022 106th Alex-Huggett 🇬🇧 546 97 375ms 14 Apr 2024 106th Ythaenagor 546 97 416ms 5 Aug 2024 109th SpareManiKatti 541 98 393ms 21 Nov 2021 109th wescombs10 541 98 397ms 29 Oct 2022 111th Mikey-Beep 🇬🇧 535 99 443ms 2 Sep 2024 111th hippopotam00sehead 🇨🇦 535 99 385ms 11 Sep 2024 113th MadScience137 530 100 382ms 12 Oct 2022 114th adotagarwal 525 101 432ms 4 Mar 2023 115th iamdavidfrancis 510 104 431ms 21 Nov 2021 115th TimJackMaster 510 104 415ms 16 Feb 2023 115th nakatchi 510 104 418ms 17 Mar 2024 118th taylorbrown2686 505 105 397ms 8 Mar 2022 119th mduckles 500 106 380ms 19 Nov 2022 119th johannes-looney-lizard 500 106 428ms 29 Apr 2025 121st Dexaan 495 107 411ms 21 Nov 2021 122nd Jennifervl 🇸🇪 482 110 410ms 11 Dec 2021 123rd resoNathan 477 111 393ms 25 Apr 2024 124th mokymok 🇺🇸 473 112 373ms 21 Nov 2021 124th retrohun 473 112 402ms 28 Dec 2022 124th Mabeloid 🇳🇴 473 112 402ms 4 Oct 2024 127th Cbrt74088 457 116 416ms 21 Nov 2021 127th tbschff 457 116 388ms 16 Apr 2022 127th KatieLG-Transpiler 🇬🇧 457 116 379ms 23 Jun 2022 127th zt14427 457 116 393ms 30 Aug 2023 127th acotis 457 116 410ms 19 Feb 2025 132nd aplato 449 118 428ms 21 Nov 2021 133rd BradSissons 🇳🇿 438 121 412ms 21 Nov 2021 134th Mortistar 431 123 409ms 18 Jul 2023 135th hklemp 🇩🇪 427 124 396ms 21 Nov 2021 136th ze-h 🇺🇸 421 126 418ms 24 Aug 2022 136th charliegaming 421 126 418ms 3 Oct 2023 138th BeansMage42 408 130 409ms 29 Dec 2024 139th MarkStockwellZA 402 132 407ms 4 Jan 2022 140th artisiole 🇺🇸 371 143 411ms 3 Mar 2022 141st codewrite 🇬🇧 356 149 436ms 20 days ago 142nd kevinnaviapaiva 342 155 419ms 25 Feb 2025 143rd ryguyNelson 321 165 389ms 21 Nov 2021 144th willpiam 315 168 432ms 20 Oct 2023 145th BharadwajSridharan 🇮🇳 114 465 397ms 21 Nov 2021 First Prev 81–145 of 145
