"素数" meaning in Japanese

{
  "antonyms": [
    {
      "english": "composite number",
      "roman": "gōseisū",
      "ruby": [
        [
          "合成数",
          "ごうせいすう"
        ]
      ],
      "word": "合成数"
    }
  ],
  "forms": [
    {
      "form": "素数",
      "ruby": [
        [
          "素",
          "そ"
        ],
        [
          "数",
          "すう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "sosū",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "そすう"
      },
      "expansion": "素(そ)数(すう) • (sosū)",
      "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 alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "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 2 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Number theory",
          "orig": "ja:Number theory",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "prime factor",
          "roman": "soinsū",
          "ruby": [
            [
              "素因数",
              "そいんすう"
            ]
          ],
          "word": "素因数"
        }
      ],
      "examples": [
        {
          "english": "Seven and thirteen are prime numbers.",
          "roman": "Nana to jūsan wa sosū da.",
          "ruby": [
            [
              "七",
              "なな"
            ],
            [
              "十三",
              "じゅうさん"
            ],
            [
              "素数",
              "そすう"
            ]
          ],
          "text": "七と十三は素数だ。",
          "type": "example"
        }
      ],
      "glosses": [
        "a prime number"
      ],
      "id": "en-素数-ja-noun-7aO9ehE~",
      "links": [
        [
          "prime number",
          "prime number"
        ]
      ],
      "wikipedia": [
        "ja:素数"
      ]
    }
  ],
  "sounds": [
    {
      "other": "そすう"
    },
    {
      "ipa": "[so̞sɨː]"
    }
  ],
  "word": "素数"
}

{
  "antonyms": [
    {
      "english": "composite number",
      "roman": "gōseisū",
      "ruby": [
        [
          "合成数",
          "ごうせいすう"
        ]
      ],
      "word": "合成数"
    }
  ],
  "derived": [
    {
      "english": "prime factor",
      "roman": "soinsū",
      "ruby": [
        [
          "素因数",
          "そいんすう"
        ]
      ],
      "word": "素因数"
    }
  ],
  "forms": [
    {
      "form": "素数",
      "ruby": [
        [
          "素",
          "そ"
        ],
        [
          "数",
          "すう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "sosū",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "そすう"
      },
      "expansion": "素(そ)数(すう) • (sosū)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with fifth grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms with 2 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Japanese terms with usage examples",
        "Pages with 2 entries",
        "Pages with entries",
        "ja:Number theory"
      ],
      "examples": [
        {
          "english": "Seven and thirteen are prime numbers.",
          "roman": "Nana to jūsan wa sosū da.",
          "ruby": [
            [
              "七",
              "なな"
            ],
            [
              "十三",
              "じゅうさん"
            ],
            [
              "素数",
              "そすう"
            ]
          ],
          "text": "七と十三は素数だ。",
          "type": "example"
        }
      ],
      "glosses": [
        "a prime number"
      ],
      "links": [
        [
          "prime number",
          "prime number"
        ]
      ],
      "wikipedia": [
        "ja:素数"
      ]
    }
  ],
  "sounds": [
    {
      "other": "そすう"
    },
    {
      "ipa": "[so̞sɨː]"
    }
  ],
  "word": "素数"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "素数"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "素数",
  "trace": ""
}