"cinquantun" meaning in Italian

{
  "lang": "Italian",
  "lang_code": "it",
  "pos": "num",
  "senses": [
    {
      "alt_of": [
        {
          "word": "cinquantuno"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "name": "Italian cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Italian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Apocopic form of cinquantuno"
      ],
      "id": "en-cinquantun-it-num-EhygpPTT",
      "links": [
        [
          "cinquantuno",
          "cinquantuno#Italian"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "apocopic",
        "invariable"
      ]
    }
  ],
  "word": "cinquantun"
}

{
  "lang": "Italian",
  "lang_code": "it",
  "pos": "num",
  "senses": [
    {
      "alt_of": [
        {
          "word": "cinquantuno"
        }
      ],
      "categories": [
        "Italian apocopic forms",
        "Italian cardinal numbers",
        "Italian entries with incorrect language header",
        "Italian indeclinable numerals",
        "Italian non-lemma forms",
        "Italian numeral forms"
      ],
      "glosses": [
        "Apocopic form of cinquantuno"
      ],
      "links": [
        [
          "cinquantuno",
          "cinquantuno#Italian"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "apocopic",
        "invariable"
      ]
    }
  ],
  "word": "cinquantun"
}