Convert Exagram to Wey
Convert exagrams to weys instantly. 1 exagram = 8.748502e+12 wey — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Wey to Exagram converter for the reverse conversion.
Units explained
Exagram
An exagram (Eg) equals 10^15 kilograms, or one quintillion grams.
From the SI prefix 'exa-' (from Greek 'hex', six, denoting the sixth power of 1000).
Confined to planetary- and atmospheric-scale mass discussions; never used in daily measurement.
The exa- prefix was adopted by the General Conference on Weights and Measures (CGPM) in 1975.
Wey
The wey was an English bulk weight, here taken as 252 pounds (about 114.3 kg).
From Old English 'waege', a weighing or balance.
Obsolete English unit for wool, cheese, and salt.
Used in medieval and early-modern English trade.
Exagram to Wey conversion formula
Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.
The relationship between exagrams and weys:
To convert exagrams to weys, multiply the value in exagrams by 8.748502e+12. To reverse, multiply weys by 1.143053e-13.
How to use this converter
Type a value into the calculator. The result in weys updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Wey to Exagram converter for the reverse direction.
Step-by-step: convert exagrams to weys
- Write down the value in exagrams (Eg).
- Multiply that value by the factor 8.748502e+12.
- The product is the equivalent value in weys (wey).
- To reverse, multiply the wey value by 1.143053e-13.
Worked examples
Example 1 — Convert 1 Eg to wey:
1 × 8.748502e+12 = 8.748502e+12 wey
Example 2 — Convert 100 Eg to wey:
100 × 8.748502e+12 = 8.748502e+14 wey
Exagram to Wey conversion table
Standard reference values for converting exagrams to weys:
| Exagram [Eg] | Wey [wey] |
|---|---|
| 0.01 | 8.748502e+10 |
| 0.1 | 8.748502e+11 |
| 1 | 8.748502e+12 |
| 2 | 1.7497e+13 |
| 3 | 2.624551e+13 |
| 4 | 3.499401e+13 |
| 5 | 4.374251e+13 |
| 10 | 8.748502e+13 |
| 20 | 1.7497e+14 |
| 30 | 2.624551e+14 |
| 40 | 3.499401e+14 |
| 50 | 4.374251e+14 |
| 100 | 8.748502e+14 |
| 500 | 4.374251e+15 |
| 1000 | 8.748502e+15 |
Frequently asked questions
How many weys is 1 exagram?
How do I convert exagrams to weys?
How do I convert weys back to exagrams?
How many weys is 100 exagrams?
Popular weight unit conversions
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Metric / SI (17 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 Eg = 8.748502e+12 wey) 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.