Mathematical Tools
Number to Words Converter
Convert any number to words in Indian (lakh, crore) and International (million, billion) formats with proper comma notation.
✓ Runs in your browser · Updated 2026-03-31Enter values and click Convert to Words to see results
Indian Numbering System
The Indian numbering system groups digits differently after thousands: Thousand → Lakh (1,00,000) → Crore (1,00,00,000) → Arab → Kharab.
International Numbering System
The International system groups in sets of three: Thousand → Million (1,000,000) → Billion (1,000,000,000) → Trillion.
Comma Placement Differences
Indian: 12,34,56,789 (after first 3, then every 2 digits)
International: 123,456,789 (every 3 digits)
International: 123,456,789 (every 3 digits)
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Frequently Asked Questions
What is the Indian numbering system?
India uses lakh (1,00,000) and crore (1,00,00,000) instead of million and billion. The comma placement is also different: 1,00,00,000 (one crore) vs 10,000,000 (ten million).