How do you say "billion" in Korean?

10억

10eok

Noun Hangul

In Korean, "billion" is 10억 (10eok).

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Pronunciation

Say “10eok” — 1 syllables, stress falls fairly evenly, and the “10” part should come out quick and light rather than drawn out.

Writing and usage

10억 is written using hangul. It's a noun, and this word is also taught inside the Noun Town language learning game, where it appears in interactive lessons alongside hundreds of other everyday words.

Example sentence

이 회사 가치는 10억 달러입니다.

i hoesa gachineun 10eok dalreoipnida.

The company is worth a billion dollars.

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How to remember 10억

Picture someone saying “10eok” out loud while pointing at a billion stars in a night sky — the sound alone should call the image to mind.

Related words

Browse all Korean words in the glossary.

Questions about 10억

How do you pronounce 10억?

Say “10eok” — 1 syllables, stress falls fairly evenly, and the “10” part should come out quick and light rather than drawn out.

Is 10억 formal or casual?

10억 is a neutral, everyday word that works in both casual and polite speech. The level of formality comes from the sentence structure around it, not from the word itself.

How is 10억 written in Korean?

10억 is written using hangul. Romanised, it reads as 10eok.

Where can I practice Korean words for free?

You can play free Korean minigames in your browser on the Noun Town online games page, with no sign-up needed. Every word in the Korean glossary also has native audio and an example sentence you can revisit any time.

"Billion" in other languages

Curated by Callan Ratcliffe

This word is part of the vocabulary taught in the Korean language learning game Noun Town, where words are introduced through play rather than memorisation. Want to play the full game? Get Noun Town on Steam.

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