- Traditional Chinese Character(HanT):
2491
- Simplified Chinese Character(HanS):
2491
- Bopomofo(Mandarin Phonetic Symbols): ㄦˋ ㄙˋ ㄐㄧㄡˇ ㄧ (ㄦㄙㄐㄧ)
- Bopomofo(Zhuyin Keyboard Input/IME): "-4n4ru.3u " (-4n4ru.3u)
- 「2491」的漢語拼音: Er4 Si4 Jiu3 Yi1
- (ASCII) Hanyu Pinyin: "ersijiuyi" "Er4Si4Jiu3Yi1" "Er4 Si4 Jiu3 Yi1" (ESJY)
- (Latin) Hànyǔ Pīnyīn: èrSìJiǔYī [ èr Sì Jiǔ Yī ]
- (英文翻譯) English Translation: "2491"
- (西語翻譯) Traducción Español: "2491"
- (日文翻譯) 日本語翻訳: "2491"