Convert Pyeong to Square Centimeter
Convert pyeongs to square centimeters instantly. 1 pyeong = 33058 square centimeter — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Square Centimeter to Pyeong converter for the reverse conversion.
Units explained
Pyeong
A pyeong is a Korean unit of area equal to approximately 3.3058 m² (about 35.58 square feet).
Originated as a traditional East Asian land unit. Korean usage standardizes pyeong at 400/121 m² ≈ 3.3058 m². Defined as the area of a 6-by-6 Korean foot (cheok) square.
Pyeong is the primary unit for residential real estate in South Korea. Although the government tried to phase pyeong out in favor of square meters from 2007, the unit remains in widespread popular use, particularly for apartment sizes.
Traditional East Asian unit; remains in widespread Korean use despite government metric campaigns.
Square Centimeter
A square centimeter is a metric unit of area equal to 10⁻⁴ m² (1 cm × 1 cm). It is widely used in everyday measurement, lab work, and small-area applications.
Derived by squaring the centimeter (1/100 of a meter). The centi- prefix comes from the Latin 'centum' (hundred).
Square centimeters express the cross-sectional area of pipes and cables, the surface area of small everyday objects, biological tissue samples, and many engineering quantities. The SI unit for medical/pharmaceutical dose-per-area is often expressed in cm².
Centimeter has been part of the metric system since 1795.
Pyeong to Square Centimeter conversion formula
The relationship between pyeongs and square centimeters:
To convert pyeongs to square centimeters, multiply the value in pyeongs by 33058. To reverse, multiply square centimeters by 3.024986e-5.
How to use this converter
Type a value into the calculator. The result in square centimeters updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Square Centimeter to Pyeong converter for the reverse direction.
Step-by-step: convert pyeongs to square centimeters
- Write down the value in pyeongs (pyeong).
- Multiply that value by the factor 33058.
- The product is the equivalent value in square centimeters (cm²).
- To reverse, multiply the square centimeter value by 3.024986e-5.
Worked examples
Example 1 — Convert 1 pyeong to cm²:
1 × 33058 = 33058 cm²
Example 2 — Convert 100 pyeong to cm²:
100 × 33058 = 3305800 cm²
Real-world example — Macro-to-micro scale comparison
2 pyeongs of measurement converts to a very large number in square centimeters — useful in materials science when comparing bulk-sample dimensions to feature-level surface specs.
2 pyeong × 33058 = 66116 cm²
Real-world example — Macroscopic to microscopic
One pyeong equals a million square centimeters. Optical engineers calculating coherence length compare macro-scale path lengths with micro-scale wavelength differences using exactly this conversion.
1 pyeong × 33058 = 33058 cm²
Real-world example — Sub-meter precision
A 0.001-pyeong (1 mm) tolerance equals 1,000 square centimeters — useful for surface-finish specs, where macro-scale dimensions are given in the larger unit but feature roughness in the smaller.
0.001 pyeong × 33058 = 33.058 cm²
Pyeong to Square Centimeter conversion table
Standard reference values for converting pyeongs to square centimeters:
| Pyeong [pyeong] | Square Centimeter [cm²] |
|---|---|
| 0.01 | 330.58 |
| 0.1 | 3305.8 |
| 1 | 33058 |
| 2 | 66116 |
| 3 | 99174 |
| 4 | 132232 |
| 5 | 165290 |
| 10 | 330580 |
| 20 | 661160 |
| 30 | 991740 |
| 40 | 1322320 |
| 50 | 1652900 |
| 100 | 3305800 |
| 500 | 1.6529e+7 |
| 1000 | 3.3058e+7 |
Frequently asked questions
How many square centimeters is 1 pyeong?
How do I convert pyeongs to square centimeters?
How do I convert square centimeters back to pyeongs?
How many square centimeters is 100 pyeongs?
Popular area unit conversions
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Metric / SI (5 units)
Imperial / US Customary (3 units)
Sources & references
Conversion factor (1 pyeong = 33058 cm²) 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.