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 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 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 Rectangle Fill 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 81st ericlangedijk 🇸🇮 616 86 378ms 16 Mar 2022 81st Betuaredead 616 86 368ms 4 Jan 2023 81st HumanoidCPU 616 86 379ms 1 Apr 2024 81st Soyo-Wind 616 86 517ms 25 Jan 2026 85th pallbo 609 87 372ms 21 Nov 2021 85th Florian-Mt 609 87 373ms 14 Jul 2024 85th rifatx 609 87 380ms 19 Jul 2024 85th alicethecatwhisperermeow 609 87 457ms 6 Aug 2024 85th Natanaelel 🇸🇪 609 87 373ms 10 Apr 2025 85th snoozingnewt 🇨🇦 609 87 382ms 28 Sep 2025 85th bilal2709 609 87 521ms 23 Jan 2026 92nd pikti 602 88 395ms 21 Nov 2021 92nd p-vf 🇨🇭 602 88 379ms 16 Jul 2022 92nd astdefu 602 88 453ms 13 Dec 2022 92nd ertz1ertz 602 88 426ms 9 Aug 2024 96th zer0bits42 596 89 377ms 14 Nov 2022 97th jmhowl 589 90 360ms 21 Nov 2021 97th TheKPAXian 589 90 372ms 21 Nov 2021 97th RandGuy 589 90 382ms 8 Dec 2021 100th msbranicky 582 91 372ms 22 Aug 2023 101st petroselo 576 92 400ms 21 Nov 2021 102nd yannikHoeflich 570 93 369ms 21 Nov 2021 102nd rollershutter 570 93 370ms 7 Apr 2022 102nd aDwarfNamedUrist 570 93 373ms 11 Sep 2024 105th muztanger 564 94 359ms 21 Nov 2021 105th MaxElf999 564 94 381ms 3 Oct 2022 105th Pyro569 564 94 379ms 20 Jul 2023 108th eshilo-draper 546 97 395ms 3 Sep 2022 108th Alex-Huggett 🇬🇧 546 97 366ms 14 Apr 2024 108th Ythaenagor 546 97 357ms 5 Aug 2024 111th SpareManiKatti 541 98 379ms 21 Nov 2021 111th wescombs10 541 98 369ms 29 Oct 2022 113th Mikey-Beep 🇬🇧 535 99 402ms 2 Sep 2024 113th hippopotam00sehead 🇨🇦 535 99 376ms 11 Sep 2024 115th MadScience137 530 100 391ms 12 Oct 2022 116th adotagarwal 525 101 487ms 4 Mar 2023 117th iamdavidfrancis 510 104 377ms 21 Nov 2021 117th TimJackMaster 510 104 396ms 16 Feb 2023 117th nakatchi 510 104 386ms 17 Mar 2024 120th taylorbrown2686 505 105 350ms 8 Mar 2022 121st mduckles 500 106 382ms 19 Nov 2022 121st johannes-looney-lizard 500 106 372ms 29 Apr 2025 123rd Dexaan 495 107 385ms 21 Nov 2021 124th Jennifervl 🇸🇪 482 110 357ms 11 Dec 2021 125th resoNathan 477 111 360ms 25 Apr 2024 126th mokymok 🇺🇸 473 112 383ms 21 Nov 2021 126th retrohun 473 112 354ms 28 Dec 2022 126th Mabeloid 🇳🇴 473 112 366ms 4 Oct 2024 126th Andrey2001 473 112 415ms 29 Jan 2026 130th Cbrt74088 457 116 386ms 21 Nov 2021 130th tbschff 457 116 380ms 16 Apr 2022 130th KatieLG-Transpiler 🇬🇧 457 116 588ms 23 Jun 2022 130th zt14427 457 116 371ms 30 Aug 2023 130th acotis 457 116 393ms 19 Feb 2025 135th aplato 449 118 391ms 21 Nov 2021 136th BradSissons 🇳🇿 438 121 392ms 21 Nov 2021 137th Mortistar 431 123 378ms 18 Jul 2023 138th hklemp 🇩🇪 427 124 381ms 21 Nov 2021 139th ze-h 🇺🇸 421 126 393ms 24 Aug 2022 139th charliegaming 421 126 395ms 3 Oct 2023 141st BeansMage42 408 130 374ms 29 Dec 2024 142nd MarkStockwellZA 402 132 394ms 4 Jan 2022 143rd artisiole 🇺🇸 371 143 380ms 3 Mar 2022 144th codewrite 🇬🇧 356 149 691ms 3 Jan 2026 145th kevinnaviapaiva 342 155 395ms 25 Feb 2025 146th ryguyNelson 321 165 382ms 21 Nov 2021 147th willpiam 315 168 425ms 20 Oct 2023 148th BharadwajSridharan 🇮🇳 114 465 477ms 21 Nov 2021 First Prev 81–148 of 148
