4粵拼sei3)係35之間嘅自然數

數字一覽

<< 0 1 2 3 4 5 6 7 8 9 >>

小寫
大寫
二進位100
八進制4
十二進位4
十六進位4

漢字

此數字嘅流行寫法係,古時亦寫成 [1];若果要避免以後俾人簒改或者睇唔清,會用大寫

數學性質

  • 係第二個正雙數

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