"不足数" meaning in All languages combined

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "不足",
        "3": "数"
      },
      "expansion": "不足 + 数",
      "name": "com"
    }
  ],
  "etymology_text": "不足 + 数",
  "forms": [
    {
      "form": "不足数",
      "ruby": [
        [
          "不",
          "ふ"
        ],
        [
          "足",
          "そく"
        ],
        [
          "数",
          "すう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "fusokusū",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ふそくすう"
      },
      "expansion": "不(ふ)足(そく)数(すう) • (fusokusū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Number theory",
          "orig": "ja:Number theory",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "deficient number, a number for which the sum of proper divisors is less than that number"
      ],
      "id": "en-不足数-ja-noun-zPH49ss4",
      "links": [
        [
          "number theory",
          "number theory"
        ],
        [
          "deficient number",
          "deficient number"
        ]
      ],
      "raw_glosses": [
        "(number theory) deficient number, a number for which the sum of proper divisors is less than that number"
      ],
      "related": [
        {
          "roman": "kajōsū",
          "ruby": [
            [
              "過剰数",
              "かじょうすう"
            ]
          ],
          "word": "過剰数"
        },
        {
          "roman": "kanzensū",
          "ruby": [
            [
              "完全数",
              "かんぜんすう"
            ]
          ],
          "word": "完全数"
        }
      ],
      "topics": [
        "mathematics",
        "number-theory",
        "sciences"
      ]
    }
  ],
  "word": "不足数"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "不足",
        "3": "数"
      },
      "expansion": "不足 + 数",
      "name": "com"
    }
  ],
  "etymology_text": "不足 + 数",
  "forms": [
    {
      "form": "不足数",
      "ruby": [
        [
          "不",
          "ふ"
        ],
        [
          "足",
          "そく"
        ],
        [
          "数",
          "すう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "fusokusū",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ふそくすう"
      },
      "expansion": "不(ふ)足(そく)数(すう) • (fusokusū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "related": [
    {
      "roman": "kajōsū",
      "ruby": [
        [
          "過剰数",
          "かじょうすう"
        ]
      ],
      "word": "過剰数"
    },
    {
      "roman": "kanzensū",
      "ruby": [
        [
          "完全数",
          "かんぜんすう"
        ]
      ],
      "word": "完全数"
    }
  ],
  "senses": [
    {
      "categories": [
        "Japanese compound terms",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with fourth grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with three Han script characters",
        "ja:Number theory"
      ],
      "glosses": [
        "deficient number, a number for which the sum of proper divisors is less than that number"
      ],
      "links": [
        [
          "number theory",
          "number theory"
        ],
        [
          "deficient number",
          "deficient number"
        ]
      ],
      "raw_glosses": [
        "(number theory) deficient number, a number for which the sum of proper divisors is less than that number"
      ],
      "topics": [
        "mathematics",
        "number-theory",
        "sciences"
      ]
    }
  ],
  "word": "不足数"
}