Kaprekar Numbers in all languages in bytes. 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 Bytes Time Submitted 721st HumanoidCPU 176 515 4ms 1 Nov 2024 722nd dokutan 174 434 40ms 1 Nov 2024 723rd Blendi-Goose 173 387 2ms 7 Oct 2025 724th adamnielson42 🇺🇸 173 395 4,303ms 3 Dec 2024 725th MeWhenI 🇻🇦 173 455 39ms 2 Nov 2024 726th dokutan 172 392 114ms 15 days ago 727th dokutan 172 470 756ms 24 Sep 2025 727th Jacob385 172 470 406ms 27 Oct 2025 727th HumanoidCPU 172 470 433ms 8 Nov 2025 730th HumanoidCPU 171 441 39ms 1 Nov 2024 730th KatieLG 🇬🇧 171 441 40ms 1 Nov 2024 730th Shanethegamer 🇺🇸 171 441 39ms 1 Nov 2024 730th MeWhenI 🇻🇦 171 441 37ms 2 Nov 2024 730th CaedenHarper 🇨🇦 171 441 38ms 25 Jan 2025 735th ocefra 170 393 104ms 25 Dec 2024 736th KatieLG-Transpiler 🇬🇧 170 445 39ms 4 days ago 737th Shanethegamer 🇺🇸 170 471 455ms 1 Nov 2024 738th MeWhenI 🇻🇦 170 472 435ms 2 Nov 2024 738th CaedenHarper 🇨🇦 170 472 450ms 24 Jan 2025 740th HumanoidCPU 170 473 435ms 1 Nov 2024 741st KatieLG 🇬🇧 170 483 164ms 30 Nov 2025 742nd HumanoidCPU 167 455 2ms 1 Nov 2024 742nd dokutan 167 455 2ms 1 Nov 2024 742nd KatieLG 🇬🇧 167 455 2ms 1 Nov 2024 742nd Shanethegamer 🇺🇸 167 455 2ms 1 Nov 2024 742nd MeWhenI 🇻🇦 167 455 2ms 2 Nov 2024 742nd CaedenHarper 🇨🇦 167 455 2ms 16 Aug 2025 748th HumanoidCPU 167 458 355ms 1 Nov 2024 748th Shanethegamer 🇺🇸 167 458 349ms 1 Nov 2024 748th dokutan 167 458 347ms 1 Nov 2024 748th mwarvik 🇳🇴 167 458 379ms 8 days ago 748th amazingalek 167 458 380ms 7 days ago 753rd KatieLG 🇬🇧 167 472 42ms 1 Nov 2024 754th KatieLG-Transpiler 🇬🇧 166 459 3ms 4 days ago 755th KatieLG 🇬🇧 166 487 430ms 24 Sep 2025 756th HumanoidCPU 165 441 3ms 1 Nov 2024 756th dokutan 165 441 3ms 1 Nov 2024 756th KatieLG 🇬🇧 165 441 3ms 1 Nov 2024 756th Shanethegamer 🇺🇸 165 441 3ms 1 Nov 2024 756th MeWhenI 🇻🇦 165 441 3ms 2 Nov 2024 756th CaedenHarper 🇨🇦 165 441 3ms 31 Jan 2025 756th KatieLG-Transpiler 🇬🇧 165 441 4ms 4 days ago 763rd dokutan 165 445 2,978ms 1 Nov 2024 763rd KatieLG 🇬🇧 165 445 2,943ms 1 Nov 2024 763rd MeWhenI 🇻🇦 165 445 3,014ms 2 Nov 2024 763rd CaedenHarper 🇨🇦 165 445 2,780ms 1 Feb 2025 767th HumanoidCPU 162 452 3,151ms 1 Nov 2024 767th Shanethegamer 🇺🇸 162 452 2,970ms 1 Nov 2024 767th Chinay-Domitrix 🇺🇸 162 452 2,644ms 9 Apr 2025 770th dokutan 159 318 55ms 1 Nov 2024 771st HumanoidCPU 159 657 30ms 4 Nov 2025 772nd CaedenHarper 🇨🇦 159 659 26ms 16 Aug 2025 773rd KatieLG-Transpiler 🇬🇧 158 660 26ms 4 days ago 774th KatieLG 🇬🇧 158 661 29ms 1 Nov 2024 775th dokutan 157 349 119ms 17 days ago 776th KatieLG-Transpiler 🇬🇧 156 522 344ms 4 days ago 777th dokutan 155 509 37ms 1 Nov 2024 777th MeWhenI 🇻🇦 155 509 37ms 2 Nov 2024 777th CaedenHarper 🇨🇦 155 509 37ms 22 Jan 2025 780th KatieLG-Transpiler 🇬🇧 155 531 114ms 4 days ago 781st Kokusui 🇯🇵 154 434 4ms 19 Nov 2024 782nd HumanoidCPU 154 454 67ms 1 Nov 2024 782nd dokutan 154 454 66ms 1 Nov 2024 782nd CaedenHarper 🇨🇦 154 454 64ms 16 Aug 2025 785th snoozingnewt 🇨🇦 154 476 3,559ms 27 Sep 2025 786th KatieLG 🇬🇧 154 510 36ms 1 Nov 2024 787th KatieLG-Transpiler 🇬🇧 154 511 41ms 4 days ago 788th HumanoidCPU 152 448 117ms 1 Nov 2024 788th dokutan 152 448 107ms 1 Nov 2024 788th Shanethegamer 🇺🇸 152 448 100ms 1 Nov 2024 788th MeWhenI 🇻🇦 152 448 103ms 2 Nov 2024 788th CaedenHarper 🇨🇦 152 448 97ms 16 Aug 2025 793rd JunkIce 152 449 9ms 21 Nov 2024 794th Shanethegamer 🇺🇸 151 443 6ms 8 May 2025 795th Shanethegamer 🇺🇸 151 450 606ms 16 Apr 2025 795th KatieLG 🇬🇧 151 450 579ms 20 Apr 2025 795th dokutan 151 450 577ms 23 Jul 2025 795th HumanoidCPU 151 450 590ms 18 Aug 2025 795th MeWhenI 🇻🇦 151 450 601ms 15 Sep 2025 800th HumanoidCPU 151 452 9ms 1 Nov 2024 First Prev 721–800 of 1,060 Next Last