Indian Number Format Converter Lakh / Crore ↔ Million / Billion — Live, Instant
Type any number to see it in Indian format (lakh, crore), international format (million, billion), numeral formats, words, and scientific notation — all instantly.
Batch Converter — Paste Multiple Numbers
One number per line. Supports plain numbers and numbers with commas (both Indian and international formats).
Quick Reference — Indian to International
| Indian | International |
|---|---|
| 1 Lakh | 100 Thousand |
| 10 Lakh | 1 Million |
| 1 Crore | 10 Million |
| 10 Crore | 100 Million |
| 100 Crore | 1 Billion |
| 1,000 Crore | 10 Billion |
| 10,000 Crore | 100 Billion |
| 1 Lakh Crore | 1 Trillion |
Indian Place Value System
Currency Rates
Exchange rates shown are indicative only and sourced from a recent reference date. They are not live rates. For financial transactions, always use rates from your bank or a licensed forex provider.
Approximate rates used: USD ≈ ₹84 | GBP ≈ ₹107 | EUR ≈ ₹91
The Indian Number System — Complete Guide to Lakh, Crore, and Place Values
The Indian number system (also called the South Asian or Vedic numbering system) is one of the oldest positional decimal systems in human history, with roots tracing back to ancient Indian mathematics. It is the official numbering system for India, Pakistan, Bangladesh, Nepal, and Sri Lanka, and is used extensively in South Asian diaspora communities worldwide. Despite the global dominance of the Western (international) number system, understanding the Indian system is essential for anyone working with Indian financial data, government statistics, or business reporting.
How the Indian Number System Works
The key difference between the Indian and international systems lies in grouping. In the international system, digits are grouped in threes from the right: thousands (10³), millions (10⁶), billions (10⁹), trillions (10¹²). In the Indian system, the first group from the right has three digits (hundreds, tens, units), but all subsequent groups have only two digits each.
This means the comma placement in Indian numbers follows the pattern: three digits from the right, then every two digits. The number 12,34,56,789 in Indian format is 123,456,789 in international format — both represent the same quantity (twelve crore thirty-four lakh fifty-six thousand seven hundred eighty-nine).
Lakh — The Fundamental Indian Unit
The lakh (also written "lac" in older British-Indian documents) represents 100,000 — one hundred thousand. It sits at the heart of everyday Indian financial conversation. Salaries, property prices, vehicle costs, and consumer electronics in India are almost universally quoted in lakh. "A 50 lakh flat" means a property priced at ₹5,000,000 (five million rupees). "An 8 lakh car" is an ₹800,000 vehicle. The lakh is so embedded in Indian financial language that even English-medium newspapers in India use it without explanation.
Crore — The Unit of Business and Government
One crore equals 100 lakh, or 10,000,000 (ten million). Corporate revenues, government budgets, stock market capitalisations, and foreign direct investment figures in India are reported in crore. The Reserve Bank of India, Ministry of Finance, and Securities and Exchange Board of India all use crore as the primary unit in official publications. The Union Budget of India — one of the world's largest government budgets — is presented in lakh crore (10¹²), equivalent to trillion.
Common Conversions in Business and Finance
The following conversions are the most frequently needed when working between Indian and international financial data:
- 1 million = 10 lakh — the most important single conversion
- 1 billion = 100 crore — essential for reading international company valuations in Indian context
- 1 trillion = 1 lakh crore — used in Union Budget totals and GDP reporting
- $1 billion company = ₹8,400 crore company (at USD/INR = 84) — how unicorn startups are reported
RBI and SEBI Reporting Standards
The Reserve Bank of India publishes its annual reports, monetary policy statements, and banking statistics exclusively in crore rupees. SEBI requires listed companies to report quarterly and annual results in crore rupees, rounding to two decimal places. Foreign portfolio investors filing with SEBI must convert their positions to INR crore using the RBI reference rate for the reporting date. This makes the crore-to-million conversion a daily operational requirement for anyone involved in Indian capital markets.
The Indian Comma Convention
Indian-format numbers use commas differently from the international convention. The number one crore, written in Indian format, is 1,00,00,000 — not 10,000,000. The pattern: start from the right, place the first comma after three digits, then place subsequent commas after every two digits. This can cause confusion in documents that mix both styles, as some Indian publications use international commas (10,000,000) while others use Indian commas (1,00,00,000). Both are correct representations — they are just different conventions for the same number.