The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Happy Numbers (Long) 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 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Bytes Time Submitted 897th qpwoeirut 760 92 19ms 23 Nov 2025 902nd Shanethegamer 🇺🇸 760 93 2,571ms 27 Oct 2024 903rd Irratix 🇳🇱 759 92 2ms 19 Dec 2021 904th gnuvince 758 33 36ms 2 Aug 2024 904th codereport 🇨🇦 758 33 6ms 21 Apr 2025 906th Andriamanitra 🇫🇮 758 63 49ms 20 Jul 2022 907th emgordon154 758 130 103ms 4 Dec 2025 908th Irratix 🇳🇱 756 90 141ms 24 Sep 2021 909th Yewzir 🇧🇪 756 99 41ms 18 Dec 2024 910th Yewzir 🇧🇪 756 102 432ms 13 Jan 2024 911th jared-hughes 755 101 2ms 17 Mar 2022 912th prplz 🇦🇺 754 66 1,336ms 27 Sep 2021 912th DialFrost 🇸🇬 754 66 612ms 10 Oct 2024 914th MeWhenI 🇻🇦 754 95 15ms 23 May 2023 915th trist224 🇫🇷 753 126 424ms 15 Nov 2022 916th yzhs 🇩🇪 752 66 1,505ms 5 Nov 2021 917th msbranicky 752 89 712ms 17 Jan 2024 917th Stockoh 🇫🇷 752 89 455ms 24 Jun 2024 917th Mabeloid 🇳🇴 752 89 475ms 18 Sep 2024 920th stewSquared 🇺🇸 752 93 21ms 27 Sep 2022 920th FlorianCassayre 🇫🇷 752 93 251ms 18 Oct 2022 920th ssbhatt4321 752 93 24ms 11 Jun 2023 920th Glinte 752 93 397ms 11 Dec 2023 920th Hebelub 752 93 15ms 5 Jan 2024 920th tobeannouncd 752 93 22ms 25 Apr 2025 920th YAJUE114514 752 93 403ms 28 Jul 2025 920th lelbal 752 93 318ms 12 days ago 928th alasdair-greenland 751 79 24ms 10 Nov 2021 928th igmcdowell 751 79 11ms 11 Dec 2021 928th dylanarmstrong 751 79 12ms 24 Jan 2024 931st KasperKivimaeki 🇫🇮 751 157 29ms 19 Feb 2026 932nd emgordon154 750 77 144ms 7 Nov 2024 933rd janbehrens 🇩🇪 749 64 489ms 9 Nov 2021 934th KrausRaus 🇺🇸 749 97 2ms 24 Oct 2023 935th Shanethegamer 🇺🇸 749 131 28ms 20 Mar 2023 936th yokasuretsu 748 51 195ms 16 Nov 2021 937th Shanethegamer 🇺🇸 748 102 2ms 12 Dec 2022 937th dokutan 748 102 3ms 6 Nov 2025 939th dokutan 748 103 437ms 23 Nov 2025 940th 386asm 🇺🇸 748 117 40ms 10 Apr 2023 941st Irratix 🇳🇱 746 64 39ms 4 Mar 2022 941st annaproxy 746 64 71ms 27 Aug 2022 943rd albanian-laundromat 🇺🇸 746 113 4ms 10 Dec 2025 944th drochom 744 94 326ms 22 Jun 2024 944th martion2007 744 94 69ms 14 Aug 2024 946th Yewzir 🇧🇪 744 111 442ms 13 Jan 2024 946th Lv0Sys 🇵🇱 744 111 439ms 28 Feb 2026 948th CatsAreFluffy 743 66 1,051ms 31 Jan 2023 949th jared-hughes 743 94 2ms 14 Mar 2022 949th Shanethegamer 🇺🇸 743 94 2ms 18 Dec 2022 949th KenanHanke 743 94 2ms 22 Feb 2023 949th Yewzir 🇧🇪 743 94 2ms 10 Jan 2024 949th madex 🇩🇪 743 94 2ms 16 days ago 954th itsh01 742 80 42ms 4 Oct 2021 954th voytxt 🇨🇿 742 80 13ms 2 Mar 2022 954th dokutan 742 80 36ms 24 Dec 2024 957th KatieLG 🇬🇧 741 67 1,591ms 21 Sep 2021 958th primo-ppcg 🇹🇭 741 104 448ms 21 Nov 2021 958th Irratix 🇳🇱 741 104 466ms 13 Dec 2021 958th ericlangedijk 🇸🇮 741 104 510ms 17 Mar 2022 958th Matgc04 741 104 447ms 22 Aug 2023 958th CaedenHarper 🇨🇦 741 104 436ms 5 Nov 2025 963rd jared-hughes 741 128 71ms 20 Jul 2022 963rd Alex-x90 🇺🇸 741 128 65ms 14 Nov 2022 965th boxjelly 740 92 164ms 14 Mar 2022 966th j-Ewan 738 41 33ms 22 Feb 2022 967th Shanethegamer 🇺🇸 737 89 38ms 16 Apr 2024 968th AkashTandon167 736 95 72ms 2 Nov 2021 968th mhenion8293 🇺🇸 736 95 16ms 23 Jan 2022 968th 4ndyJ 🇬🇧 736 95 21ms 12 Feb 2023 968th Alex-x90 🇺🇸 736 95 20ms 13 Feb 2023 968th mathb0y512 736 95 504ms 22 Sep 2025 968th jacekwladzinski 736 95 22ms 2 Oct 2025 974th frankgraziano 736 100 10ms 24 Feb 2026 975th snoozingnewt 🇨🇦 736 114 13ms 30 Sep 2025 976th SirBogman 🇺🇸 736 254 43ms 23 Nov 2022 977th olivermrose 🇺🇸 735 65 39ms 27 Oct 2021 977th KatieLG 🇬🇧 735 65 40ms 10 Apr 2022 977th yzhs 🇩🇪 735 65 38ms 20 Jul 2022 977th DialFrost 🇸🇬 735 65 81ms 28 Jan 2023 977th edsrzf 🇳🇿 735 65 88ms 5 Nov 2024 982nd AlephSquirrel 735 95 2ms 8 Jun 2023 983rd arctouch-cristiannevianna 734 105 483ms 26 May 2023 983rd annaproxy 734 105 470ms 11 Apr 2025 985th jerrandolph 734 162 322ms 3 Nov 2023 986th AlephSquirrel 733 81 10ms 8 Aug 2022 986th Program-Pi 733 81 11ms 5 Mar 2026 988th snoozingnewt 🇨🇦 733 136 147ms 29 Sep 2025 989th MeWhenI 🇻🇦 731 68 1,728ms 28 Jan 2023 989th Feniske 🇫🇷 731 68 1,683ms 7 Nov 2023 991st snoozingnewt 🇨🇦 731 84 106ms 22 Oct 2025 992nd dokutan 731 109 116ms 18 Nov 2025 993rd GrayJoKing 🇦🇺 730 113 459ms 28 Feb 2022 994th Yewzir 🇧🇪 729 90 43ms 14 Jan 2024 995th pascscha 729 96 19ms 28 Mar 2022 995th vhoulbreque 🇫🇷 729 96 354ms 13 Aug 2022 995th Fanrco 729 96 360ms 4 Sep 2023 995th Europe2048 729 96 23ms 24 Nov 2024 999th snoozingnewt 🇨🇦 729 105 38ms 1 Sep 2024 1,000th Schmitt-Very-Cool 729 129 473ms 30 Sep 2025 First Prev 901–1,000 of 2,122 Next Last