{"author_url":"https://blog.hatena.ne.jp/Nos/","height":"190","blog_url":"https://nos.hateblo.jp/","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","type":"rich","author_name":"Nos","version":"1.0","description":"10^n, n=0,1,2... \u306fmod 7\u3067 1,3,2,6,4,5, \u304c\u30eb\u30fc\u30d7\u3059\u308b. 10080\u304c7\u3067\u5272\u308c\u308b\u304b,\u3068\u3044\u3046\u3068\u304d\u306fmod 7\u3092\u3068\u3063\u3066\u3084\u308b,\u3064\u307e\u308a 0*1 + 8*3 + 0*2 + 0*6 + 1*4 == 28 == 0 mod 7 (==\u306f\u5408\u540c\u306e\u3064\u3082\u308a) \u307f\u305f\u3044\u306b.10\u306f7\u3068\u7d20\u306a\u306e\u306710\u3092\u304b\u3051\u305f\u308a\u308f\u3063\u305f\u308a\u3057\u3066\u30827\u3067\u5272\u308c\u308b\u304b\u3069\u3046\u304b\u306f\u304b\u308f\u3089\u306a\u3044\u306e\u3067\u6697\u7b97\u3059\u308b\u6642\u306b\u306f\u9069\u5f53\u306b\u305a\u3089\u3057\u3066\u3084\u3063\u3066\u3088\u3044. 8*1 + 0 + + 1*6 == 14 == 0 \u307f\u305f\u3044\u306a.10^n \u304cmod m\u3067\u3044\u304f\u3064\u304b,\u3068\u3044\u3046\u3068\u3053\u308d\u304b\u3089\u898b\u308b\u3068\u300c\u5272\u308a\u5207\u308c\u308b\u304b\u3069\u3046\u304b\u306e\u5224\u5b9a\u300d\u304c\u898b\u3084\u3059\u3044.\u4f8b\u3048\u3070m=2\u3067\u306f,10^0,10\u2026","published":"2010-12-09 23:55:52","blog_title":"Nos\u306e\u65e5\u8a18","image_url":null,"title":"7\u3067\u5272\u308b","url":"https://nos.hateblo.jp/entry/20101209/1291906552","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnos.hateblo.jp%2Fentry%2F20101209%2F1291906552\" title=\"7\u3067\u5272\u308b - Nos\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":[],"width":"100%"}