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1,000,000,000 in Words

The number 1,000,000,000 spelled out in English words.

International1,000,000,000=one billion
Indian system1,00,00,00,000=one hundred crore
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Frequently asked questions
How do you write 1,000,000,000 in words?
1,000,000,000 in words is one billion. In the Indian numbering system it is one hundred crore (written as 1,00,00,00,000).
What is 1,000,000,000 in the Indian system?
In the Indian numbering system, 1,000,000,000 is formatted as 1,00,00,00,000 and written as one hundred crore. The Indian system groups digits as ones, thousands, lakhs, and crores rather than the international millions and billions.
How is 1,000,000,000 formatted with commas?
Internationally it is written as 1,000,000,000. In the Indian system the comma grouping gives 1,00,00,00,000.
What are the Indian and international numbering systems?
The international system groups every three digits (thousand, million, billion). The Indian system groups the rightmost three digits, then every two digits (thousand, lakh = 100,000, crore = 10,000,000). For numbers below 1,000 both systems are identical.
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