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    The Chess Move Validation hole will go live in approximately . Why not try and solve it ahead of time?

    Rankings: Holes

    Niven Numbers in all languages in chars.

    # Golfer Points Chars Time Submitted
    3,398th redbeancola 558 77
    3,398th atazzam 🇺🇸 558 77
    3,398th ztuned 558 77
    3,398th Mabeloid 🇳🇴 558 77
    3,405th Informagier 558 87
    3,406th dokutan 558 276
    3,407th madeforlosers 556 47
    3,408th sm1lko 556 98
    3,409th orthoplex 🇨🇽 556 277
    3,410th prplz 🇦🇺 555 34
    3,411th ereztaiar 🇮🇱 555 73
    3,411th DaCuteRaccoon 555 73
    3,413th KatieLG-Transpiler 🇬🇧 555 124
    3,413th Mabeloid 🇳🇴 555 124
    3,415th mic2100 553 71
    3,416th KatieLG 🇬🇧 553 73
    3,416th msbranicky 553 73
    3,416th HumanoidCPU 553 73
    3,419th jacobsmith 552 50
    3,420th XaavanDolence 552 88
    3,421st hjcafaro 551 115
    3,422nd KevinMarquette 🇺🇸 550 48
    3,422nd janssenu-assurity 550 48
    3,422nd corbob 🇨🇦 550 48
    3,425th babakoban 550 78
    3,425th egelmex 550 78
    3,425th david-wiles6 550 78
    3,425th shinylego 550 78
    3,425th zt14427 550 78
    3,425th NoneTheFewer 550 78
    3,431st astdefu 550 99
    3,432nd mokymok 🇺🇸 550 280
    3,433rd lynxaegon 547 74
    3,433rd dylanpyle 547 74
    3,435th dieckie 547 85
    3,435th generot 🇧🇬 547 85
    3,435th ibexq 547 85
    3,435th xnacly 🇩🇪 547 85
    3,439th KatieLG 🇬🇧 546 42
    3,439th stefangimmillaro 546 42
    3,439th mousetail 🇳🇱 546 42
    3,439th adamnielson42 🇺🇸 546 42
    3,439th dokutan 546 42
    3,439th AlephSquirrel 546 42
    3,445th zeerooth 🇵🇱 546 104
    3,445th mokymok 🇺🇸 546 104
    3,445th retrohun 546 104
    3,448th epic-programmer-guy 546 116
    3,449th perfunction 545 74
    3,450th Cycor 545 100
    3,450th p-vf 🇨🇭 545 100
    3,452nd bidger 545 110
    3,453rd DylanGodfrey 543 79
    3,453rd ragerin 543 79
    3,453rd quentin-dev 543 79
    3,453rd codemob-dev 543 79
    3,453rd Anthony-Williams-06 543 79
    3,453rd jrbud 543 79
    3,453rd Rex-xeR 543 79
    3,460th KatieLG 🇬🇧 543 104
    3,460th KatieLG-Transpiler 🇬🇧 543 104
    3,460th retrohun 543 104
    3,460th msbranicky 543 104
    3,460th HumanoidCPU 543 104
    3,460th Mabeloid 🇳🇴 543 104
    3,460th CaedenHarper 🇨🇦 543 104
    3,467th msbranicky 542 89
    3,468th adriweb 🇫🇷 541 79
    3,469th lovernj 541 86
    3,469th kallmi28 🇨🇿 541 86
    3,471st varhammer 🇷🇺 541 105
    3,471st jackybabes 541 105
    3,473rd SamirHodzic 540 75
    3,473rd cryosis7 540 75
    3,473rd James-revans 540 75
    3,473rd JohnSBarden 540 75
    3,473rd pineapplebox 540 75
    3,473rd Inbarw100 540 75
    3,473rd boundbydeterminism 540 75
    3,480th TimCurwick 🇺🇸 539 49
    3,480th sergeyz7 🇬🇧 539 49
    3,482nd alphafalfa 539 71
    3,483rd HumanoidCPU 539 77
    3,484th ElysiaVesper 539 101
    3,485th MiranDaniel 🇨🇿 538 73
    3,486th cochrane 538 75
    3,486th The-Wolfson 538 75
    3,486th Arkadios200 538 75
    3,489th dokutan 537 42
    3,490th RyanCarrusca 537 80
    3,490th Rohitkuru 537 80
    3,490th WilliamBate 537 80
    3,490th StoverGitHub 537 80
    3,490th ko-umeja 537 80
    3,490th kinglujain 537 80
    3,490th my-company-my 🇲🇽 537 80
    3,497th not-optikk 🇺🇸 535 80
    3,497th mtirado1 535 80
    3,497th kTheLemon 535 80
    3,500th DaCuteRaccoon 535 87