No. 4,037 in Arabic

ثلاثين

"ثلاثين" means "thirty" in English.

In a sentence

اشتريت ثلاثين كتابًا.
I bought thirty books.
ثلاثين is used in a counting context to indicate the number thirty.
عمري ثلاثين عامًا.
I am thirty years old.
ثلاثين is used to indicate the age of a person here.
الحدث يستمر ثلاثين دقيقة.
The event lasts for thirty minutes.
ثلاثين is used to indicate a duration of time in this sentence.

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