Convert Square Kilometer to Katha (Bengal)
Convert square kilometers to kathas instantly. 1 square kilometer = 14949.9177754522 katha (bengal) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Katha (Bengal) to Square Kilometer converter for the reverse conversion.
Units explained
Square Kilometer
A square kilometer is a metric unit of area equal to 1,000,000 m² (one million square meters), or 100 hectares. It is used for measuring large land areas, regional geography, and country-scale statistics.
Derived by squaring the kilometer (1000 m). The kilo- prefix comes from the Greek 'chilioi' (thousand).
Square kilometers express the area of cities, districts, lakes, forests, and entire countries. India's total area is approximately 3,287,263 km². 1 km² equals 100 hectares or about 247.105 acres.
Kilometer has been part of the metric system since 1795.
Katha (Bengal)
A Bengal katha is a traditional unit of land area equal to approximately 66.89 m² (1/20 of a Bengal bigha or 720 square feet). Used in West Bengal and Bangladesh.
Defined as 1/20 of the Bengal bigha during colonial standardization.
Bengal kathas are widely used in residential property descriptions in Kolkata, Dhaka, and other Bengali-speaking regions. Property advertisements often list area in kathas with chatak (1/16 katha) subdivisions.
Standardized in colonial Bengal.
Square Kilometer to Katha (Bengal) conversion formula
The relationship between square kilometers and kathas:
To convert square kilometers to kathas, multiply the value in square kilometers by 14949.9177754522. To reverse, multiply kathas by 6.689e-5.
How to use this converter
Type a value into the calculator. The result in kathas updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Katha (Bengal) to Square Kilometer converter for the reverse direction.
Step-by-step: convert square kilometers to kathas
- Write down the value in square kilometers (km²).
- Multiply that value by the factor 14949.9177754522.
- The product is the equivalent value in kathas (katha).
- To reverse, multiply the katha (bengal) value by 6.689e-5.
Worked examples
Example 1 — Convert 1 km² to katha:
1 × 14949.9177754522 = 14949.9177754522 katha
Example 2 — Convert 100 km² to katha:
100 × 14949.9177754522 = 1494991.7775452235 katha
Square Kilometer to Katha (Bengal) conversion table
Standard reference values for converting square kilometers to kathas:
| Square Kilometer [km²] | Katha (Bengal) [katha] |
|---|---|
| 0.01 | 149.4991777545 |
| 0.1 | 1494.9917775452 |
| 1 | 14949.9177754522 |
| 2 | 29899.8355509045 |
| 3 | 44849.7533263567 |
| 4 | 59799.6711018089 |
| 5 | 74749.5888772612 |
| 10 | 149499.1777545224 |
| 20 | 298998.3555090447 |
| 30 | 448497.5332635671 |
| 40 | 597996.7110180894 |
| 50 | 747495.8887726117 |
| 100 | 1494991.7775452235 |
| 500 | 7474958.8877261179 |
| 1000 | 1.494992e+7 |
Frequently asked questions
How many kathas is 1 square kilometer?
How do I convert square kilometers to kathas?
How do I convert kathas back to square kilometers?
How many kathas is 100 square kilometers?
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Metric / SI (15 units)
Imperial / US Customary (15 units)
US Survey (5 units)
Indian Subcontinent (16 units)
Other Regional (10 units)
Scientific / Physics (5 units)
Sources & references
Conversion factor (1 km² = 14949.9177754522 katha) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.