- Traditional Chinese Character(HanT):
2409
- Simplified Chinese Character(HanS):
2409
- Bopomofo(Mandarin Phonetic Symbols): ㄦˋ ㄙˋ ㄌㄧㄥˊ ㄐㄧㄡˇ (ㄦㄙㄌㄐ)
- Bopomofo(Zhuyin Keyboard Input/IME): -4n4xu/6ru.3
- 「2409」的注音符號/「2409」怎麼發音怎麼唸: ㄦˋ ㄙˋ ㄌㄧㄥˊ ㄐㄧㄡˇ
- (ASCII) Hanyu Pinyin: "ersilingjiu" "Er4Si4Ling2Jiu3" "Er4 Si4 Ling2 Jiu3" (ESLJ)
- (Latin) Hànyǔ Pīnyīn: èrSìLíngJiǔ [ èr Sì Líng Jiǔ ]
- (英文翻譯) English Translation: "2409"
- (西語翻譯) Traducción Español: "2409"
- (日文翻譯) 日本語翻訳: "2409"